diff --git a/Data/Scripts/011_Data/001_PBS data/010_Species.rb b/Data/Scripts/011_Data/001_PBS data/010_Species.rb
index 0404b09eb..1bc2a2c49 100644
--- a/Data/Scripts/011_Data/001_PBS data/010_Species.rb	
+++ b/Data/Scripts/011_Data/001_PBS data/010_Species.rb	
@@ -118,7 +118,7 @@ module GameData
       else
         ret["InternalName"] = [0, "n"]
         ret["Name"]         = [0, "s"]
-        ret["GrowthRate"]   = [0, "e", :PBGrowthRates]
+        ret["GrowthRate"]   = [0, "e", :GrowthRate]
         ret["GenderRate"]   = [0, "e", :GenderRatio]
         ret["Incense"]      = [0, "e", :Item]
         ret["Evolutions"]   = [0, "*ses", nil, :PBEvolution, nil]
@@ -141,7 +141,7 @@ module GameData
       @base_stats            = hash[:base_stats]            || [1, 1, 1, 1, 1, 1]
       @evs                   = hash[:evs]                   || [0, 0, 0, 0, 0, 0]
       @base_exp              = hash[:base_exp]              || 100
-      @growth_rate           = hash[:growth_rate]           || PBGrowthRates::Medium
+      @growth_rate           = hash[:growth_rate]           || :Medium
       @gender_ratio          = hash[:gender_ratio]          || :Female50Percent
       @catch_rate            = hash[:catch_rate]            || 255
       @happiness             = hash[:happiness]             || 70
diff --git a/Data/Scripts/011_Data/002_Hardcoded data/001_GrowthRate.rb b/Data/Scripts/011_Data/002_Hardcoded data/001_GrowthRate.rb
new file mode 100644
index 000000000..f7febe383
--- /dev/null
+++ b/Data/Scripts/011_Data/002_Hardcoded data/001_GrowthRate.rb	
@@ -0,0 +1,188 @@
+module GameData
+  class GrowthRate
+    attr_reader :id
+    attr_reader :real_name
+    attr_reader :exp_values
+    attr_reader :exp_formula
+
+    DATA = {}
+
+    extend ClassMethodsSymbols
+    include InstanceMethods
+
+    def self.load; end
+    def self.save; end
+
+    # Calculates the maximum level a Pokémon can attain. This can vary during a
+    # game, and here is where you would make it do so. Note that this method is
+    # called by the Compiler, which happens before anything (e.g. Game Switches/
+    # Variables, the player's data) is loaded, so code in this method should
+    # check whether the needed variables exist before using them; if they don't,
+    # this method should return the maximum possible level ever.
+    # @return [Integer] the maximum level attainable by a Pokémon
+    def self.max_level
+      return Settings::MAXIMUM_LEVEL
+    end
+
+    def initialize(hash)
+      @id          = hash[:id]
+      @real_name   = hash[:name] || "Unnamed"
+      @exp_values  = hash[:exp_values]
+      @exp_formula = hash[:exp_formula]
+    end
+
+    # @return [String] the translated name of this growth rate
+    def name
+      return _INTL(@real_name)
+    end
+
+    # @param level [Integer] a level number
+    # @return [Integer] the minimum Exp needed to be at the given level
+    def minimum_exp_for_level(level)
+      return ArgumentError.new("Level #{level} is invalid.") if !level || level <= 0
+      level = [level, GrowthRate.max_level].min
+      return @exp_values[level] if level < @exp_values.length
+      raise "No Exp formula is defined for growth rate #{name}" if !@exp_formula
+      return @exp_formula.call(level)
+    end
+
+    # @return [Integer] the maximum Exp a Pokémon with this growth rate can have
+    def maximum_exp
+      return minimum_exp_for_level(GrowthRate.max_level)
+    end
+
+    # @param exp1 [Integer] an Exp amount
+    # @param exp2 [Integer] an Exp amount
+    # @return [Integer] the sum of the two given Exp amounts
+    def add_exp(exp1, exp2)
+      return (exp1 + exp2).clamp(0, maximum_exp)
+    end
+
+    # @param exp [Integer] an Exp amount
+    # @return [Integer] the level of a Pokémon that has the given Exp amount
+    def level_from_exp(exp)
+      return ArgumentError.new("Exp amount #{level} is invalid.") if !exp || exp < 0
+      max = GrowthRate.max_level
+      return max if exp >= maximum_exp
+      for level in 1..max
+        return level - 1 if exp < minimum_exp_for_level(level)
+      end
+      return max
+    end
+  end
+end
+
+GameData::GrowthRate.register({
+  :id          => :Medium,   # Also known as Medium Fast
+  :name        => _INTL("Medium"),
+  :exp_values  => [-1,
+         0,      8,     27,     64,    125,    216,    343,    512,    729,    1000,
+      1331,   1728,   2197,   2744,   3375,   4096,   4913,   5832,   6859,    8000,
+      9261,  10648,  12167,  13824,  15625,  17576,  19683,  21952,  24389,   27000,
+     29791,  32768,  35937,  39304,  42875,  46656,  50653,  54872,  59319,   64000,
+     68921,  74088,  79507,  85184,  91125,  97336, 103823, 110592, 117649,  125000,
+    132651, 140608, 148877, 157464, 166375, 175616, 185193, 195112, 205379,  216000,
+    226981, 238328, 250047, 262144, 274625, 287496, 300763, 314432, 328509,  343000,
+    357911, 373248, 389017, 405224, 421875, 438976, 456533, 474552, 493039,  512000,
+    531441, 551368, 571787, 592704, 614125, 636056, 658503, 681472, 704969,  729000,
+    753571, 778688, 804357, 830584, 857375, 884736, 912673, 941192, 970299, 1000000],
+  :exp_formula => proc { |level| next level ** 3 }
+})
+
+# Erratic (600000):
+#   For levels 0-50:   n**3 * (100 - n) / 50
+#   For levels 51-68:  n**3 * (150 - n) / 100
+#   For levels 69-98:  n**3 * 1.274 - (n / 150) - p(n mod 3)
+#                      where p(x) = array(0.000, 0.008, 0.014)[x]
+#   For levels 99-100: n**3 * (160 - n) / 100
+GameData::GrowthRate.register({
+  :id          => :Erratic,
+  :name        => _INTL("Erratic"),
+  :exp_values  => [-1,
+         0,     15,     52,    122,    237,    406,    637,    942,   1326,   1800,
+      2369,   3041,   3822,   4719,   5737,   6881,   8155,   9564,  11111,  12800,
+     14632,  16610,  18737,  21012,  23437,  26012,  28737,  31610,  34632,  37800,
+     41111,  44564,  48155,  51881,  55737,  59719,  63822,  68041,  72369,  76800,
+     81326,  85942,  90637,  95406, 100237, 105122, 110052, 115015, 120001, 125000,
+    131324, 137795, 144410, 151165, 158056, 165079, 172229, 179503, 186894, 194400,
+    202013, 209728, 217540, 225443, 233431, 241496, 249633, 257834, 267406, 276458,
+    286328, 296358, 305767, 316074, 326531, 336255, 346965, 357812, 367807, 378880,
+    390077, 400293, 411686, 423190, 433572, 445239, 457001, 467489, 479378, 491346,
+    501878, 513934, 526049, 536557, 548720, 560922, 571333, 583539, 591882, 600000],
+  :exp_formula => proc { |level| next (level ** 4) * 3 / 500
+})
+
+# Fluctuating (1640000):
+#   For levels 0-15  : n**3 * (24 + ((n + 1) / 3)) / 50
+#   For levels 16-35:  n**3 * (14 + n) / 50
+#   For levels 36-100: n**3 * (32 + (n / 2)) / 50
+GameData::GrowthRate.register({
+  :id          => :Fluctuating,
+  :name        => _INTL("Fluctuating"),
+  :exp_values  => [-1,
+          0,       4,      13,      32,      65,     112,     178,     276,     393,     540,
+        745,     967,    1230,    1591,    1957,    2457,    3046,    3732,    4526,    5440,
+       6482,    7666,    9003,   10506,   12187,   14060,   16140,   18439,   20974,   23760,
+      26811,   30146,   33780,   37731,   42017,   46656,   50653,   55969,   60505,   66560,
+      71677,   78533,   84277,   91998,   98415,  107069,  114205,  123863,  131766,  142500,
+     151222,  163105,  172697,  185807,  196322,  210739,  222231,  238036,  250562,  267840,
+     281456,  300293,  315059,  335544,  351520,  373744,  390991,  415050,  433631,  459620,
+     479600,  507617,  529063,  559209,  582187,  614566,  639146,  673863,  700115,  737280,
+     765275,  804997,  834809,  877201,  908905,  954084,  987754, 1035837, 1071552, 1122660,
+    1160499, 1214753, 1254796, 1312322, 1354652, 1415577, 1460276, 1524731, 1571884, 1640000],
+  :exp_formula => proc { |level|
+    rate = [82 - (level - 100) / 2.0, 40].max
+    next (level ** 4) * rate / 5000
+  }
+})
+
+GameData::GrowthRate.register({
+  :id          => :Parabolic,   # Also known as Medium Slow
+  :name        => _INTL("Parabolic"),
+  :exp_values  => [-1,
+         0,      9,     57,     96,    135,    179,    236,    314,     419,     560,
+       742,    973,   1261,   1612,   2035,   2535,   3120,   3798,    4575,    5460,
+      6458,   7577,   8825,  10208,  11735,  13411,  15244,  17242,   19411,   21760,
+     24294,  27021,  29949,  33084,  36435,  40007,  43808,  47846,   52127,   56660,
+     61450,  66505,  71833,  77440,  83335,  89523,  96012, 102810,  109923,  117360,
+    125126, 133229, 141677, 150476, 159635, 169159, 179056, 189334,  199999,  211060,
+    222522, 234393, 246681, 259392, 272535, 286115, 300140, 314618,  329555,  344960,
+    360838, 377197, 394045, 411388, 429235, 447591, 466464, 485862,  505791,  526260,
+    547274, 568841, 590969, 613664, 636935, 660787, 685228, 710266,  735907,  762160,
+    789030, 816525, 844653, 873420, 902835, 932903, 963632, 995030, 1027103, 1059860],
+  :exp_formula => proc { |level| next ((level ** 3) * 6 / 5) - 15 * (level ** 2) + 100 * level - 140 }
+})
+
+GameData::GrowthRate.register({
+  :id          => :Fast,
+  :name        => _INTL("Fast"),
+  :exp_values  => [-1,
+         0,      6,     21,     51,    100,    172,    274,    409,    583,    800,
+      1064,   1382,   1757,   2195,   2700,   3276,   3930,   4665,   5487,   6400,
+      7408,   8518,   9733,  11059,  12500,  14060,  15746,  17561,  19511,  21600,
+     23832,  26214,  28749,  31443,  34300,  37324,  40522,  43897,  47455,  51200,
+     55136,  59270,  63605,  68147,  72900,  77868,  83058,  88473,  94119, 100000,
+    106120, 112486, 119101, 125971, 133100, 140492, 148154, 156089, 164303, 172800,
+    181584, 190662, 200037, 209715, 219700, 229996, 240610, 251545, 262807, 274400,
+    286328, 298598, 311213, 324179, 337500, 351180, 365226, 379641, 394431, 409600,
+    425152, 441094, 457429, 474163, 491300, 508844, 526802, 545177, 563975, 583200,
+    602856, 622950, 643485, 664467, 685900, 707788, 730138, 752953, 776239, 800000],
+  :exp_formula => proc { |level| (level ** 3) * 4 / 5 }
+})
+
+GameData::GrowthRate.register({
+  :id          => :Slow,
+  :name        => _INTL("Slow"),
+  :exp_values  => [-1,
+         0,     10,      33,      80,     156,     270,     428,     640,     911,    1250,
+      1663,   2160,    2746,    3430,    4218,    5120,    6141,    7290,    8573,   10000,
+     11576,  13310,   15208,   17280,   19531,   21970,   24603,   27440,   30486,   33750,
+     37238,  40960,   44921,   49130,   53593,   58320,   63316,   68590,   74148,   80000,
+     86151,  92610,   99383,  106480,  113906,  121670,  129778,  138240,  147061,  156250,
+    165813, 175760,  186096,  196830,  207968,  219520,  231491,  243890,  256723,  270000,
+    283726, 297910,  312558,  327680,  343281,  359370,  375953,  393040,  410636,  428750,
+    447388, 466560,  486271,  506530,  527343,  548720,  570666,  593190,  616298,  640000,
+    664301, 689210,  714733,  740880,  767656,  795070,  823128,  851840,  881211,  911250,
+    941963, 973360, 1005446, 1038230, 1071718, 1105920, 1140841, 1176490, 1212873, 1250000],
+  :exp_formula => proc { |level| (level ** 3) * 5 / 4 }
+})
diff --git a/Data/Scripts/011_Data/002_Hardcoded data/001_PBExperience.rb b/Data/Scripts/011_Data/002_Hardcoded data/001_PBExperience.rb
deleted file mode 100644
index 7bb03de01..000000000
--- a/Data/Scripts/011_Data/002_Hardcoded data/001_PBExperience.rb	
+++ /dev/null
@@ -1,198 +0,0 @@
-module PBGrowthRates
-  Medium      = 0   # MediumFast
-  Erratic     = 1
-  Fluctuating = 2
-  Parabolic   = 3   # MediumSlow
-  Fast        = 4
-  Slow        = 5
-
-  def self.maxValue; return 5; end
-end
-
-
-
-module PBExperience
-  @PBExpTable = []
-  @PBExpTable[PBGrowthRates::Medium] = [
-         -1,      0,      8,     27,     64,    125,    216,    343,    512,    729,
-       1000,   1331,   1728,   2197,   2744,   3375,   4096,   4913,   5832,   6859,
-       8000,   9261,  10648,  12167,  13824,  15625,  17576,  19683,  21952,  24389,
-      27000,  29791,  32768,  35937,  39304,  42875,  46656,  50653,  54872,  59319,
-      64000,  68921,  74088,  79507,  85184,  91125,  97336, 103823, 110592, 117649,
-     125000, 132651, 140608, 148877, 157464, 166375, 175616, 185193, 195112, 205379,
-     216000, 226981, 238328, 250047, 262144, 274625, 287496, 300763, 314432, 328509,
-     343000, 357911, 373248, 389017, 405224, 421875, 438976, 456533, 474552, 493039,
-     512000, 531441, 551368, 571787, 592704, 614125, 636056, 658503, 681472, 704969,
-     729000, 753571, 778688, 804357, 830584, 857375, 884736, 912673, 941192, 970299,
-     1000000]
-  @PBExpTable[PBGrowthRates::Erratic] = [
-         -1,      0,     15,     52,    122,    237,    406,    637,    942,   1326,
-       1800,   2369,   3041,   3822,   4719,   5737,   6881,   8155,   9564,  11111,
-      12800,  14632,  16610,  18737,  21012,  23437,  26012,  28737,  31610,  34632,
-      37800,  41111,  44564,  48155,  51881,  55737,  59719,  63822,  68041,  72369,
-      76800,  81326,  85942,  90637,  95406, 100237, 105122, 110052, 115015, 120001,
-     125000, 131324, 137795, 144410, 151165, 158056, 165079, 172229, 179503, 186894,
-     194400, 202013, 209728, 217540, 225443, 233431, 241496, 249633, 257834, 267406,
-     276458, 286328, 296358, 305767, 316074, 326531, 336255, 346965, 357812, 367807,
-     378880, 390077, 400293, 411686, 423190, 433572, 445239, 457001, 467489, 479378,
-     491346, 501878, 513934, 526049, 536557, 548720, 560922, 571333, 583539, 591882,
-     600000]
-  @PBExpTable[PBGrowthRates::Fluctuating] = [
-          -1,       0,       4,      13,      32,      65,     112,     178,     276,     393,
-         540,     745,     967,    1230,    1591,    1957,    2457,    3046,    3732,    4526,
-        5440,    6482,    7666,    9003,   10506,   12187,   14060,   16140,   18439,   20974,
-       23760,   26811,   30146,   33780,   37731,   42017,   46656,   50653,   55969,   60505,
-       66560,   71677,   78533,   84277,   91998,   98415,  107069,  114205,  123863,  131766,
-      142500,  151222,  163105,  172697,  185807,  196322,  210739,  222231,  238036,  250562,
-      267840,  281456,  300293,  315059,  335544,  351520,  373744,  390991,  415050,  433631,
-      459620,  479600,  507617,  529063,  559209,  582187,  614566,  639146,  673863,  700115,
-      737280,  765275,  804997,  834809,  877201,  908905,  954084,  987754, 1035837, 1071552,
-     1122660, 1160499, 1214753, 1254796, 1312322, 1354652, 1415577, 1460276, 1524731, 1571884,
-     1640000]
-  @PBExpTable[PBGrowthRates::Parabolic] = [
-         -1,      0,      9,     57,     96,    135,    179,    236,    314,     419,
-        560,    742,    973,   1261,   1612,   2035,   2535,   3120,   3798,    4575,
-       5460,   6458,   7577,   8825,  10208,  11735,  13411,  15244,  17242,   19411,
-      21760,  24294,  27021,  29949,  33084,  36435,  40007,  43808,  47846,   52127,
-      56660,  61450,  66505,  71833,  77440,  83335,  89523,  96012, 102810,  109923,
-     117360, 125126, 133229, 141677, 150476, 159635, 169159, 179056, 189334,  199999,
-     211060, 222522, 234393, 246681, 259392, 272535, 286115, 300140, 314618,  329555,
-     344960, 360838, 377197, 394045, 411388, 429235, 447591, 466464, 485862,  505791,
-     526260, 547274, 568841, 590969, 613664, 636935, 660787, 685228, 710266,  735907,
-     762160, 789030, 816525, 844653, 873420, 902835, 932903, 963632, 995030, 1027103,
-     1059860]
-  @PBExpTable[PBGrowthRates::Fast] = [
-         -1,      0,      6,     21,     51,    100,    172,    274,    409,    583,
-        800,   1064,   1382,   1757,   2195,   2700,   3276,   3930,   4665,   5487,
-       6400,   7408,   8518,   9733,  11059,  12500,  14060,  15746,  17561,  19511,
-      21600,  23832,  26214,  28749,  31443,  34300,  37324,  40522,  43897,  47455,
-      51200,  55136,  59270,  63605,  68147,  72900,  77868,  83058,  88473,  94119,
-     100000, 106120, 112486, 119101, 125971, 133100, 140492, 148154, 156089, 164303,
-     172800, 181584, 190662, 200037, 209715, 219700, 229996, 240610, 251545, 262807,
-     274400, 286328, 298598, 311213, 324179, 337500, 351180, 365226, 379641, 394431,
-     409600, 425152, 441094, 457429, 474163, 491300, 508844, 526802, 545177, 563975,
-     583200, 602856, 622950, 643485, 664467, 685900, 707788, 730138, 752953, 776239,
-     800000]
-  @PBExpTable[PBGrowthRates::Slow] = [
-         -1,      0,     10,      33,      80,     156,     270,     428,     640,     911,
-       1250,   1663,   2160,    2746,    3430,    4218,    5120,    6141,    7290,    8573,
-      10000,  11576,  13310,   15208,   17280,   19531,   21970,   24603,   27440,   30486,
-      33750,  37238,  40960,   44921,   49130,   53593,   58320,   63316,   68590,   74148,
-      80000,  86151,  92610,   99383,  106480,  113906,  121670,  129778,  138240,  147061,
-     156250, 165813, 175760,  186096,  196830,  207968,  219520,  231491,  243890,  256723,
-     270000, 283726, 297910,  312558,  327680,  343281,  359370,  375953,  393040,  410636,
-     428750, 447388, 466560,  486271,  506530,  527343,  548720,  570666,  593190,  616298,
-     640000, 664301, 689210,  714733,  740880,  767656,  795070,  823128,  851840,  881211,
-     911250, 941963, 973360, 1005446, 1038230, 1071718, 1105920, 1140841, 1176490, 1212873,
-     1250000]
-
-  # Returns the maximum level a Pokémon can attain. If you want to make it vary,
-  # here's where you put your formulae. Note that this is also called by the
-  # Compiler, which happens before anything (e.g. Game Switches/Variables, the
-  # player's data) is loaded, so make sure they exist before using them, and
-  # make this method return the most maximum ever level if they don't.
-  def self.maxLevel
-    return Settings::MAXIMUM_LEVEL
-  end
-
-  # Erratic (600000):
-  #   For levels 0-50:   n**3 * (100 - n) / 50
-  #   For levels 51-68:  n**3 * (150 - n) / 100
-  #   For levels 69-98:  n**3 * 1.274 - (n / 150) - p(n mod 3)
-  #                      where p(x) = array(0.000, 0.008, 0.014)[x]
-  #   For levels 99-100: n**3 * (160 - n) / 100
-  # Fluctuating (1640000):
-  #   For levels 0-15  : n**3 * (24 + ((n + 1) / 3)) / 50
-  #   For levels 16-35:  n**3 * (14 + n) / 50
-  #   For levels 36-100: n**3 * (32 + (n / 2)) / 50
-
-  # @param level [Integer]
-  # @param growth [Integer] growth rate
-  def self.pbGetExpInternal(level,growth)
-    if level <= 100
-      # Refer to experience table for levels 100 and less
-      return @PBExpTable[growth][level]
-    end
-    # Level 101+, use formulae
-    case growth
-    when PBGrowthRates::Medium   # 1000000
-      return level ** 3
-    when PBGrowthRates::Erratic   # 600000
-      # Different formula that causes 600000 EXP at level 100
-      return ((level ** 4) * 0.6 / 100).floor
-    when PBGrowthRates::Fluctuating   # 1640000
-      # Different formula that causes 1640000 EXP at level 100
-      rate = 82
-      if level > 100
-        # Slow rate with increasing level
-        rate -= (level - 100) / 2
-        rate = 40 if rate < 40
-      end
-      return ((level ** 3) * (level * rate / 100) / 50.0).floor
-    when PBGrowthRates::Parabolic   # 1059860
-      return ((level ** 3) * 6 / 5) - 15 * (level ** 2) + 100 * level - 140
-    when PBGrowthRates::Fast   # 800000
-      return (level ** 3) * 4 / 5
-    when PBGrowthRates::Slow   # 1250000
-      return (level ** 3) * 5 / 4
-    end
-    return 0
-  end
-
-  # Gets the maximum Exp Points possible for the given growth rate.
-  # @param growth [Integer] growth rate
-  def self.pbGetMaxExperience(growth)
-    if growth<0 || growth>PBGrowthRates.maxValue
-      return ArgumentError.new("The growth rate is invalid.")
-    end
-    return pbGetExpInternal(maxLevel,growth)
-  end
-
-  # Gets the number of Exp Points needed to reach the given
-  # level with the given growth rate.
-  # @param level [Integer]
-  # @param growth [Integer] growth rate
-  def self.pbGetStartExperience(level,growth)
-    if growth<0 || growth>PBGrowthRates.maxValue
-      return ArgumentError.new("The growth rate is invalid.")
-    end
-    if level<0
-      return ArgumentError.new("The level is invalid.")
-    end
-    mLevel = maxLevel
-    level = mLevel if level>mLevel
-    return pbGetExpInternal(level,growth)
-  end
-
-  # Adds experience points ensuring that the new total doesn't
-  # exceed the maximum Exp. Points for the given growth rate.
-  # @param currexp [Integer] current Exp. points
-  # @param expgain [Integer] Exp. points to add
-  # @param growth [Integer] growth rate
-  def self.pbAddExperience(currexp,expgain,growth)
-    if growth<0 || growth>PBGrowthRates.maxValue
-      return ArgumentError.new("The growth rate is invalid.")
-    end
-    exp = currexp+expgain
-    maxexp = pbGetExpInternal(maxLevel,growth)
-    exp = maxexp if exp>maxexp
-    return exp
-  end
-
-  # Calculates a level given the number of Exp Points and growth rate.
-  # @param growth [Integer] growth rate
-  def self.pbGetLevelFromExperience(exp,growth)
-    if growth<0 || growth>PBGrowthRates.maxValue
-      return ArgumentError.new("The growth rate is invalid.")
-    end
-    mLevel = maxLevel
-    maxexp = pbGetExpInternal(mLevel,growth)
-    exp = maxexp if exp>maxexp
-    for lvl in 0..mLevel
-      currentExp = pbGetExpInternal(lvl,growth)
-      return lvl if exp==currentExp
-      return lvl-1 if exp<currentExp
-    end
-    return mLevel
-  end
-end
diff --git a/Data/Scripts/012_Battle/001_Battler/009_Battler_UseMove_SuccessChecks.rb b/Data/Scripts/012_Battle/001_Battler/009_Battler_UseMove_SuccessChecks.rb
index 727da93da..fb6edf837 100644
--- a/Data/Scripts/012_Battle/001_Battler/009_Battler_UseMove_SuccessChecks.rb
+++ b/Data/Scripts/012_Battle/001_Battler/009_Battler_UseMove_SuccessChecks.rb
@@ -110,7 +110,7 @@ class PokeBattle_Battler
     disobedient = false
     # Pokémon may be disobedient; calculate if it is
     badgeLevel = 10 * (@battle.pbPlayer.badge_count + 1)
-    badgeLevel = PBExperience.maxLevel if @battle.pbPlayer.badge_count >= 8
+    badgeLevel = GameData::GrowthRate.max_level if @battle.pbPlayer.badge_count >= 8
     if @pokemon.foreign?(@battle.pbPlayer) && @level>badgeLevel
       a = ((@level+badgeLevel)*@battle.pbRandom(256)/256).floor
       disobedient |= (a>=badgeLevel)
diff --git a/Data/Scripts/012_Battle/003_Battle/004_Battle_ExpAndMoveLearning.rb b/Data/Scripts/012_Battle/003_Battle/004_Battle_ExpAndMoveLearning.rb
index 8eb08cec8..b46ffb58e 100644
--- a/Data/Scripts/012_Battle/003_Battle/004_Battle_ExpAndMoveLearning.rb
+++ b/Data/Scripts/012_Battle/003_Battle/004_Battle_ExpAndMoveLearning.rb
@@ -91,9 +91,9 @@ class PokeBattle_Battle
 
   def pbGainExpOne(idxParty,defeatedBattler,numPartic,expShare,expAll,showMessages=true)
     pkmn = pbParty(0)[idxParty]   # The Pokémon gaining EVs from defeatedBattler
-    growthRate = pkmn.growth_rate
+    growth_rate = pkmn.growth_rate
     # Don't bother calculating if gainer is already at max Exp
-    if pkmn.exp>=PBExperience.pbGetMaxExperience(growthRate)
+    if pkmn.exp>=growth_rate.maximum_exp
       pkmn.calcStats   # To ensure new EVs still have an effect
       return
     end
@@ -151,7 +151,7 @@ class PokeBattle_Battle
     end
     exp = i if i>=0
     # Make sure Exp doesn't exceed the maximum
-    expFinal = PBExperience.pbAddExperience(pkmn.exp,exp,growthRate)
+    expFinal = growth_rate.add_exp(pkmn.exp, exp)
     expGained = expFinal-pkmn.exp
     return if expGained<=0
     # "Exp gained" message
@@ -163,7 +163,7 @@ class PokeBattle_Battle
       end
     end
     curLevel = pkmn.level
-    newLevel = PBExperience.pbGetLevelFromExperience(expFinal,growthRate)
+    newLevel = growth_rate.level_from_exp(expFinal)
     if newLevel<curLevel
       debugInfo = "Levels: #{curLevel}->#{newLevel} | Exp: #{pkmn.exp}->#{expFinal} | gain: #{expGained}"
       raise RuntimeError.new(
@@ -179,8 +179,8 @@ class PokeBattle_Battle
     battler = pbFindBattler(idxParty)
     loop do   # For each level gained in turn...
       # EXP Bar animation
-      levelMinExp = PBExperience.pbGetStartExperience(curLevel,growthRate)
-      levelMaxExp = PBExperience.pbGetStartExperience(curLevel+1,growthRate)
+      levelMinExp = growth_rate.minimum_exp_for_level(curLevel)
+      levelMaxExp = growth_rate.minimum_exp_for_level(curLevel + 1)
       tempExp2 = (levelMaxExp<expFinal) ? levelMaxExp : expFinal
       pkmn.exp = tempExp2
       @scene.pbEXPBar(battler,levelMinExp,levelMaxExp,tempExp1,tempExp2)
diff --git a/Data/Scripts/013_Overworld/007_PField_Encounters.rb b/Data/Scripts/013_Overworld/007_PField_Encounters.rb
index 2578011a4..373183f84 100644
--- a/Data/Scripts/013_Overworld/007_PField_Encounters.rb
+++ b/Data/Scripts/013_Overworld/007_PField_Encounters.rb
@@ -305,7 +305,7 @@ class PokemonEncounters
     # Black Flute and White Flute alter the level of the wild Pokémon
     if Settings::FLUTES_CHANGE_WILD_ENCOUNTER_LEVELS
       if $PokemonMap.blackFluteUsed
-        level = [level + rand(1..4), PBExperience.maxLevel].min
+        level = [level + rand(1..4), GameData::GrowthRate.max_level].min
       elsif $PokemonMap.whiteFluteUsed
         level = [level - rand(1..4), 1].max
       end
diff --git a/Data/Scripts/013_Overworld/008_PField_EncounterModifiers.rb b/Data/Scripts/013_Overworld/008_PField_EncounterModifiers.rb
index 3bd3f17d5..498ae6b20 100644
--- a/Data/Scripts/013_Overworld/008_PField_EncounterModifiers.rb
+++ b/Data/Scripts/013_Overworld/008_PField_EncounterModifiers.rb
@@ -20,10 +20,8 @@ Events.onWildPokemonCreate += proc { |_sender, e|
 Events.onWildPokemonCreate += proc { |_sender, e|
   pokemon = e[0]
   if $game_map.map_id == 51
-    max_level = PBExperience.maxLevel
     new_level = pbBalancedLevel($Trainer.party) - 4 + rand(5)   # For variety
-    new_level = 1 if new_level < 1
-    new_level = max_level if new_level > max_level
+    new_level = new_level.clamp(1, GameData::GrowthRate.max_level)
     pokemon.level = new_level
     pokemon.calcStats
     pokemon.resetMoves
diff --git a/Data/Scripts/013_Overworld/013_PField_DayCare.rb b/Data/Scripts/013_Overworld/013_PField_DayCare.rb
index faafc4dcc..e309ea042 100644
--- a/Data/Scripts/013_Overworld/013_PField_DayCare.rb
+++ b/Data/Scripts/013_Overworld/013_PField_DayCare.rb
@@ -390,7 +390,7 @@ Events.onStepTaken += proc { |_sender,_e|
   for i in 0...2
     pkmn = $PokemonGlobal.daycare[i][0]
     next if !pkmn
-    maxexp = PBExperience.pbGetMaxExperience(pkmn.growth_rate)
+    maxexp = pkmn.growth_rate.maximum_exp
     next if pkmn.exp>=maxexp
     oldlevel = pkmn.level
     pkmn.exp += 1   # Gain Exp
diff --git a/Data/Scripts/014_Trainers/002_PTrainer_NPCTrainers.rb b/Data/Scripts/014_Trainers/002_PTrainer_NPCTrainers.rb
index ee95ce0c4..cbe59a87c 100644
--- a/Data/Scripts/014_Trainers/002_PTrainer_NPCTrainers.rb
+++ b/Data/Scripts/014_Trainers/002_PTrainer_NPCTrainers.rb
@@ -29,9 +29,9 @@ def pbNewTrainer(tr_type, tr_name, tr_version, save_changes = true)
       species = pbChooseSpeciesList
       if species
         params = ChooseNumberParams.new
-        params.setRange(1, PBExperience.maxLevel)
+        params.setRange(1, GameData::GrowthRate.max_level)
         params.setDefaultValue(10)
-        level = pbMessageChooseNumber(_INTL("Set the level for {1} (max. #{PBExperience.maxLevel}).",
+        level = pbMessageChooseNumber(_INTL("Set the level for {1} (max. #{params.maxNumber}).",
            GameData::Species.get(species).name), params)
         party.push([species, level])
         break
diff --git a/Data/Scripts/015_Items/001_PItem_Items.rb b/Data/Scripts/015_Items/001_PItem_Items.rb
index 7aa10b837..14212f8fe 100644
--- a/Data/Scripts/015_Items/001_PItem_Items.rb
+++ b/Data/Scripts/015_Items/001_PItem_Items.rb
@@ -118,9 +118,7 @@ end
 # Change a Pokémon's level
 #===============================================================================
 def pbChangeLevel(pkmn,newlevel,scene)
-  newlevel = 1 if newlevel<1
-  mLevel = PBExperience.maxLevel
-  newlevel = mLevel if newlevel>mLevel
+  newlevel = newlevel.clamp(1, GameData::GrowthRate.max_level)
   if pkmn.level==newlevel
     pbMessage(_INTL("{1}'s level remained unchanged.",pkmn.name))
   elsif pkmn.level>newlevel
diff --git a/Data/Scripts/015_Items/002_PItem_ItemEffects.rb b/Data/Scripts/015_Items/002_PItem_ItemEffects.rb
index 88a2cefa0..7a544bc37 100644
--- a/Data/Scripts/015_Items/002_PItem_ItemEffects.rb
+++ b/Data/Scripts/015_Items/002_PItem_ItemEffects.rb
@@ -776,7 +776,7 @@ ItemHandlers::UseOnPokemon.add(:SWIFTWING,proc { |item,pkmn,scene|
 })
 
 ItemHandlers::UseOnPokemon.add(:RARECANDY,proc { |item,pkmn,scene|
-  if pkmn.level>=PBExperience.maxLevel || pkmn.shadowPokemon?
+  if pkmn.level>=GameData::GrowthRate.max_level || pkmn.shadowPokemon?
     scene.pbDisplay(_INTL("It won't have any effect."))
     next false
   end
diff --git a/Data/Scripts/016_Pokemon/001_Pokemon-related/004_Pokemon_ShadowPokemon.rb b/Data/Scripts/016_Pokemon/001_Pokemon-related/004_Pokemon_ShadowPokemon.rb
index 8c60f05f1..2cfc34807 100644
--- a/Data/Scripts/016_Pokemon/001_Pokemon-related/004_Pokemon_ShadowPokemon.rb
+++ b/Data/Scripts/016_Pokemon/001_Pokemon-related/004_Pokemon_ShadowPokemon.rb
@@ -34,9 +34,9 @@ def pbPurify(pkmn, scene)
     pkmn.saved_ev = nil
   end
   if pkmn.saved_exp
-    newexp = PBExperience.pbAddExperience(pkmn.exp, pkmn.saved_exp || 0, pkmn.growth_rate)
+    newexp = pkmn.growth_rate.add_exp(pkmn.exp, pkmn.saved_exp || 0)
     pkmn.saved_exp = nil
-    newlevel = PBExperience.pbGetLevelFromExperience(newexp, pkmn.growth_rate)
+    newlevel = pkmn.growth_rate.level_from_exp(newexp)
     curlevel = pkmn.level
     if newexp != pkmn.exp
       scene.pbDisplay(_INTL("{1} regained {2} Exp. Points!", pkmn.name, newexp - pkmn.exp))
diff --git a/Data/Scripts/016_Pokemon/001_Pokemon.rb b/Data/Scripts/016_Pokemon/001_Pokemon.rb
index 496dfd71c..5bc3d8984 100644
--- a/Data/Scripts/016_Pokemon/001_Pokemon.rb
+++ b/Data/Scripts/016_Pokemon/001_Pokemon.rb
@@ -157,18 +157,18 @@ class Pokemon
 
   # @return [Integer] this Pokémon's level
   def level
-    @level = PBExperience.pbGetLevelFromExperience(@exp, growth_rate) if !@level
+    @level = growth_rate.level_from_exp(@exp) if !@level
     return @level
   end
 
   # Sets this Pokémon's level. The given level must be between 1 and the
-  # maximum level (defined in {PBExperience}).
+  # maximum level (defined in {GameData::GrowthRate}).
   # @param value [Integer] new level (between 1 and the maximum level)
   def level=(value)
-    if value < 1 || value > PBExperience.maxLevel
+    if value < 1 || value > GameData::GrowthRate.max_level
       raise ArgumentError.new(_INTL("The level number ({1}) is invalid.", value))
     end
-    @exp = PBExperience.pbGetStartExperience(value, growth_rate)
+    @exp = growth_rate.minimum_exp_for_level(value)
     @level = value
   end
 
@@ -185,9 +185,9 @@ class Pokemon
   end
   alias isEgg? egg?
 
-  # @return [Integer] this Pokémon's growth rate (from PBGrowthRates)
+  # @return [GameData::GrowthRate] this Pokémon's growth rate
   def growth_rate
-    return species_data.growth_rate
+    return GameData::GrowthRate.get(species_data.growth_rate)
   end
 
   # @return [Integer] this Pokémon's base Experience value
@@ -199,10 +199,10 @@ class Pokemon
   #   Exp this Pokémon has
   def exp_fraction
     lvl = self.level
-    return 0.0 if lvl >= PBExperience.maxLevel
+    return 0.0 if lvl >= GameData::GrowthRate.max_level
     g_rate = growth_rate
-    start_exp = PBExperience.pbGetStartExperience(lvl, g_rate)
-    end_exp   = PBExperience.pbGetStartExperience(lvl + 1, g_rate)
+    start_exp = g_rate.minimum_exp_for_level(lvl)
+    end_exp   = g_rate.minimum_exp_for_level(lvl + 1)
     return (@exp - start_exp).to_f / (end_exp - start_exp)
   end
 
diff --git a/Data/Scripts/017_UI/006_PScreen_Summary.rb b/Data/Scripts/017_UI/006_PScreen_Summary.rb
index b9c30f13a..c478d3ec2 100644
--- a/Data/Scripts/017_UI/006_PScreen_Summary.rb
+++ b/Data/Scripts/017_UI/006_PScreen_Summary.rb
@@ -445,7 +445,7 @@ class PokemonSummary_Scene
       memo = sprintf("<c3=404040,B0B0B0>%s\n",heartmessage)
       drawFormattedTextEx(overlay,234,304,264,memo)
     else
-      endexp = PBExperience.pbGetStartExperience(@pokemon.level+1,@pokemon.growth_rate)
+      endexp = @pokemon.growth_rate.minimum_exp_for_level(@pokemon.level + 1)
       textpos.push([_INTL("Exp. Points"),238,240,0,base,shadow])
       textpos.push([@pokemon.exp.to_s_formatted,488,272,1,Color.new(64,64,64),Color.new(176,176,176)])
       textpos.push([_INTL("To Next Lv."),238,304,0,base,shadow])
@@ -465,7 +465,7 @@ class PokemonSummary_Scene
       overlay.blt(436,146,@typebitmap.bitmap,type2rect)
     end
     # Draw Exp bar
-    if @pokemon.level<PBExperience.maxLevel
+    if @pokemon.level<GameData::GrowthRate.max_level
       w = @pokemon.exp_fraction * 128
       w = ((w/2).round)*2
       pbDrawImagePositions(overlay,[
diff --git a/Data/Scripts/019_Other battles/003_PBattle_OrgBattle.rb b/Data/Scripts/019_Other battles/003_PBattle_OrgBattle.rb
index ab23d9086..580478fe5 100644
--- a/Data/Scripts/019_Other battles/003_PBattle_OrgBattle.rb	
+++ b/Data/Scripts/019_Other battles/003_PBattle_OrgBattle.rb	
@@ -452,10 +452,10 @@ class BattleChallenge
       rules.setBattleType(BattleTower.new)
     end
     if mode==1      # Open Level
-      rules.setRuleset(StandardRules(numPokemon,PBExperience.maxLevel))
+      rules.setRuleset(StandardRules(numPokemon,GameData::GrowthRate.max_level))
       rules.setLevelAdjustment(OpenLevelAdjustment.new(30))
     elsif mode==2   # Battle Tent
-      rules.setRuleset(StandardRules(numPokemon,PBExperience.maxLevel))
+      rules.setRuleset(StandardRules(numPokemon,GameData::GrowthRate.max_level))
       rules.setLevelAdjustment(OpenLevelAdjustment.new(60))
     else
       rules.setRuleset(StandardRules(numPokemon,50))
diff --git a/Data/Scripts/019_Other battles/004_PBattle_OrgBattleRules.rb b/Data/Scripts/019_Other battles/004_PBattle_OrgBattleRules.rb
index 950e897ec..d459103f7 100644
--- a/Data/Scripts/019_Other battles/004_PBattle_OrgBattleRules.rb	
+++ b/Data/Scripts/019_Other battles/004_PBattle_OrgBattleRules.rb	
@@ -128,7 +128,7 @@ end
 class EnemyLevelAdjustment < LevelAdjustment
   def initialize(level)
     super(LevelAdjustment::EnemyTeam)
-    @level=[[1,level].max,PBExperience.maxLevel].min
+    @level = level.clamp(1, GameData::GrowthRate.max_level)
   end
 
   def getAdjustment(thisTeam,_otherTeam)
@@ -173,7 +173,7 @@ end
 class CappedLevelAdjustment < LevelAdjustment
   def initialize(level)
     super(LevelAdjustment::BothTeams)
-    @level=[[1,level].max,PBExperience.maxLevel].min
+    @level = level.clamp(1, GameData::GrowthRate.max_level)
   end
 
   def getAdjustment(thisTeam,_otherTeam)
@@ -190,7 +190,7 @@ end
 class FixedLevelAdjustment < LevelAdjustment
   def initialize(level)
     super(LevelAdjustment::BothTeams)
-    @level=[[1,level].max,PBExperience.maxLevel].min
+    @level = level.clamp(1, GameData::GrowthRate.max_level)
   end
 
   def getAdjustment(thisTeam,_otherTeam)
@@ -207,9 +207,8 @@ end
 class TotalLevelAdjustment < LevelAdjustment
   def initialize(minLevel,maxLevel,totalLevel)
     super(LevelAdjustment::EnemyTeam)
-    mLevel = PBExperience.maxLevel
-    @minLevel=[[1,minLevel].max,mLevel].min
-    @maxLevel=[[1,maxLevel].max,mLevel].min
+    @minLevel = minLevel.clamp(1, GameData::GrowthRate.max_level)
+    @maxLevel = maxLevel.clamp(1, GameData::GrowthRate.max_level)
     @totalLevel=totalLevel
   end
 
@@ -707,7 +706,7 @@ class PokemonRuleSet
   # Returns a valid level to assign to each member of a valid Pokemon team.
   def suggestedLevel
     minLevel=1
-    maxLevel=PBExperience.maxLevel
+    maxLevel=GameData::GrowthRate.max_level
     num=self.suggestedNumber
     for rule in @pokemonRules
       if rule.is_a?(MinimumLevelRestriction)
@@ -1271,7 +1270,7 @@ end
 
 def pbPrimeCupRules(double)
   ret=PokemonChallengeRules.new
-  ret.setLevelAdjustment(OpenLevelAdjustment.new(PBExperience.maxLevel))
+  ret.setLevelAdjustment(OpenLevelAdjustment.new(GameData::GrowthRate.max_level))
   ret.addTeamRule(SpeciesClause.new)
   ret.addTeamRule(ItemClause.new)
   ret.addBattleRule(SleepClause.new)
diff --git a/Data/Scripts/020_System and utilities/004_PSystem_PokemonUtilities.rb b/Data/Scripts/020_System and utilities/004_PSystem_PokemonUtilities.rb
index 0beb783c6..596e77858 100644
--- a/Data/Scripts/020_System and utilities/004_PSystem_PokemonUtilities.rb	
+++ b/Data/Scripts/020_System and utilities/004_PSystem_PokemonUtilities.rb	
@@ -210,7 +210,7 @@ def pbBalancedLevel(party)
   sum = 0
   party.each { |p| sum += p.level }
   return 1 if sum == 0
-  mLevel = PBExperience.maxLevel
+  mLevel = GameData::GrowthRate.max_level
   average = sum.to_f / party.length.to_f
   # Calculate the standard deviation
   varianceTimesN = 0
diff --git a/Data/Scripts/021_Debug/001_Debug menus/002_Debug_MenuCommands.rb b/Data/Scripts/021_Debug/001_Debug menus/002_Debug_MenuCommands.rb
index a881afe36..4dc7e85fa 100644
--- a/Data/Scripts/021_Debug/001_Debug menus/002_Debug_MenuCommands.rb	
+++ b/Data/Scripts/021_Debug/001_Debug menus/002_Debug_MenuCommands.rb	
@@ -195,7 +195,7 @@ DebugMenuCommands.register("testwildbattle", {
     species = pbChooseSpeciesList
     if species
       params = ChooseNumberParams.new
-      params.setRange(1, PBExperience.maxLevel)
+      params.setRange(1, GameData::GrowthRate.max_level)
       params.setInitialValue(5)
       params.setCancelValue(0)
       level = pbMessageChooseNumber(_INTL("Set the wild {1}'s level.",
@@ -251,7 +251,7 @@ DebugMenuCommands.register("testwildbattleadvanced", {
         species = pbChooseSpeciesList
         if species
           params = ChooseNumberParams.new
-          params.setRange(1, PBExperience.maxLevel)
+          params.setRange(1, GameData::GrowthRate.max_level)
           params.setInitialValue(5)
           params.setCancelValue(0)
           level = pbMessageChooseNumber(_INTL("Set the wild {1}'s level.",
@@ -508,7 +508,7 @@ DebugMenuCommands.register("addpokemon", {
     species = pbChooseSpeciesList
     if species
       params = ChooseNumberParams.new
-      params.setRange(1, PBExperience.maxLevel)
+      params.setRange(1, GameData::GrowthRate.max_level)
       params.setInitialValue(5)
       params.setCancelValue(0)
       level = pbMessageChooseNumber(_INTL("Set the Pokémon's level."), params)
diff --git a/Data/Scripts/021_Debug/001_Debug menus/003_Debug_MenuExtraCode.rb b/Data/Scripts/021_Debug/001_Debug menus/003_Debug_MenuExtraCode.rb
index 277052ab0..4f3d99b7f 100644
--- a/Data/Scripts/021_Debug/001_Debug menus/003_Debug_MenuExtraCode.rb	
+++ b/Data/Scripts/021_Debug/001_Debug menus/003_Debug_MenuExtraCode.rb	
@@ -252,7 +252,7 @@ def pbDebugDayCare
           textpos.push([_INTL("Genderless"),8+i*Graphics.width/2,y,0,base,shadow])
         end
         y += 32
-        if initlevel>=PBExperience.maxLevel
+        if initlevel>=GameData::GrowthRate.max_level
           textpos.push(["Lv. #{initlevel} (max)",8+i*Graphics.width/2,y,0,base,shadow])
         elsif leveldiff>0
           textpos.push(["Lv. #{initlevel} -> #{pkmn.level} (+#{leveldiff})",
@@ -261,8 +261,8 @@ def pbDebugDayCare
           textpos.push(["Lv. #{initlevel} (no change)",8+i*Graphics.width/2,y,0,base,shadow])
         end
         y += 32
-        if pkmn.level<PBExperience.maxLevel
-          endexp   = PBExperience.pbGetStartExperience(pkmn.level+1,pkmn.growth_rate)
+        if pkmn.level<GameData::GrowthRate.max_level
+          endexp = pkmn.growth_rate.minimum_exp_for_level(pkmn.level + 1)
           textpos.push(["To next Lv.: #{endexp-pkmn.exp}",8+i*Graphics.width/2,y,0,base,shadow])
           y += 32
         end
diff --git a/Data/Scripts/021_Debug/001_Debug menus/004_Debug_PokemonCommands.rb b/Data/Scripts/021_Debug/001_Debug menus/004_Debug_PokemonCommands.rb
index 0d8a896f2..3f6c82d96 100644
--- a/Data/Scripts/021_Debug/001_Debug menus/004_Debug_PokemonCommands.rb	
+++ b/Data/Scripts/021_Debug/001_Debug menus/004_Debug_PokemonCommands.rb	
@@ -196,12 +196,11 @@ PokemonDebugMenuCommands.register("setlevel", {
     if pkmn.egg?
       screen.pbDisplay(_INTL("{1} is an egg.", pkmn.name))
     else
-      mLevel = PBExperience.maxLevel
       params = ChooseNumberParams.new
-      params.setRange(1, mLevel)
+      params.setRange(1, GameData::GrowthRate.max_level)
       params.setDefaultValue(pkmn.level)
       level = pbMessageChooseNumber(
-         _INTL("Set the Pokémon's level (max. {1}).", mLevel), params) { screen.pbUpdate }
+         _INTL("Set the Pokémon's level (max. {1}).", params.maxNumber), params) { screen.pbUpdate }
       if level != pkmn.level
         pkmn.level = level
         pkmn.calcStats
@@ -219,8 +218,8 @@ PokemonDebugMenuCommands.register("setexp", {
     if pkmn.egg?
       screen.pbDisplay(_INTL("{1} is an egg.", pkmn.name))
     else
-      minxp = PBExperience.pbGetStartExperience(pkmn.level, pkmn.growth_rate)
-      maxxp = PBExperience.pbGetStartExperience(pkmn.level + 1, pkmn.growth_rate)
+      minxp = pkmn.growth_rate.minimum_exp_for_level(pkmn.level)
+      maxxp = pkmn.growth_rate.minimum_exp_for_level(pkmn.level + 1)
       if minxp == maxxp
         screen.pbDisplay(_INTL("{1} is at the maximum level.", pkmn.name))
       else
diff --git a/Data/Scripts/021_Debug/004_Editor_Screens.rb b/Data/Scripts/021_Debug/004_Editor_Screens.rb
index 133537e91..b3d4cb6d5 100644
--- a/Data/Scripts/021_Debug/004_Editor_Screens.rb
+++ b/Data/Scripts/021_Debug/004_Editor_Screens.rb
@@ -650,7 +650,7 @@ module TrainerPokemonProperty
       initsetting[:happiness],
       initsetting[:poke_ball]
     ])
-    max_level = PBExperience.maxLevel
+    max_level = GameData::GrowthRate.max_level
     pkmn_properties = [
        [_INTL("Species"),   SpeciesProperty,                         _INTL("Species of the Pokémon.")],
        [_INTL("Level"),     NonzeroLimitProperty.new(max_level),     _INTL("Level of the Pokémon (1-{1}).", max_level)],
@@ -956,7 +956,7 @@ def pbPokemonEditor
      [_INTL("BaseStats"),         BaseStatsProperty,                  _INTL("Base stats of the Pokémon.")],
      [_INTL("EffortPoints"),      EffortValuesProperty,               _INTL("Effort Value points earned when this species is defeated.")],
      [_INTL("BaseEXP"),           LimitProperty.new(9999),            _INTL("Base experience earned when this species is defeated.")],
-     [_INTL("GrowthRate"),        EnumProperty2.new(PBGrowthRates),   _INTL("Pokémon's growth rate.")],
+     [_INTL("GrowthRate"),        GameDataProperty.new(:GrowthRate),  _INTL("Pokémon's growth rate.")],
      [_INTL("GenderRate"),        GameDataProperty.new(:GenderRatio), _INTL("Proportion of males to females for this species.")],
      [_INTL("Rareness"),          LimitProperty.new(255),             _INTL("Catch rate of this species (0-255).")],
      [_INTL("Happiness"),         LimitProperty.new(255),             _INTL("Base happiness of this species (0-255).")],
diff --git a/Data/Scripts/021_Debug/007_Editor_DataTypes.rb b/Data/Scripts/021_Debug/007_Editor_DataTypes.rb
index 6e2a99236..a6b771820 100644
--- a/Data/Scripts/021_Debug/007_Editor_DataTypes.rb
+++ b/Data/Scripts/021_Debug/007_Editor_DataTypes.rb
@@ -945,7 +945,7 @@ module MovePoolProperty
           entry = realcmds[cmd[1]]
           if entry[0] == -1   # Add new move
             params = ChooseNumberParams.new
-            params.setRange(0, PBExperience.maxLevel)
+            params.setRange(0, GameData::GrowthRate.max_level)
             params.setDefaultValue(1)
             params.setCancelValue(-1)
             newlevel = pbMessageChooseNumber(_INTL("Choose a level."),params)
@@ -971,7 +971,7 @@ module MovePoolProperty
                [_INTL("Change level"), _INTL("Change move"), _INTL("Delete"), _INTL("Cancel")], 4)
             when 0   # Change level
               params = ChooseNumberParams.new
-              params.setRange(0, PBExperience.maxLevel)
+              params.setRange(0, GameData::GrowthRate.max_level)
               params.setDefaultValue(entry[0])
               newlevel = pbMessageChooseNumber(_INTL("Choose a new level."), params)
               if newlevel >= 0 && newlevel != entry[0]
@@ -1405,7 +1405,7 @@ end
 
 module EncounterSlotProperty
   def self.set(setting_name, data)
-    max_level = PBExperience.maxLevel
+    max_level = GameData::GrowthRate.max_level
     if !data
       data = [20, nil, 5, 5]
       GameData::Species.each do |species_data|
diff --git a/Data/Scripts/022_Compiler/002_Compiler_CompilePBS.rb b/Data/Scripts/022_Compiler/002_Compiler_CompilePBS.rb
index 9171cffa4..3b7ad2379 100644
--- a/Data/Scripts/022_Compiler/002_Compiler_CompilePBS.rb
+++ b/Data/Scripts/022_Compiler/002_Compiler_CompilePBS.rb
@@ -869,7 +869,7 @@ module Compiler
     probabilities     = nil
     current_type      = -1
     expected_lines    = 0
-    max_level = PBExperience.maxLevel
+    max_level = GameData::GrowthRate.max_level
     pbCompilerEachPreppedLine("PBS/encounters.txt") { |line, line_no|
       next if line.length == 0
       if expected_lines > 0 && line[/^\d+,/] && new_format   # Species line
@@ -1102,7 +1102,7 @@ module Compiler
   #=============================================================================
   def compile_trainers
     schema = GameData::Trainer::SCHEMA
-    max_level = PBExperience.maxLevel
+    max_level = GameData::GrowthRate.max_level
     trainer_names             = []
     trainer_lose_texts        = []
     trainer_hash              = nil
diff --git a/Data/Scripts/022_Compiler/003_Compiler_WritePBS.rb b/Data/Scripts/022_Compiler/003_Compiler_WritePBS.rb
index 9985cea9f..4d38a1714 100644
--- a/Data/Scripts/022_Compiler/003_Compiler_WritePBS.rb
+++ b/Data/Scripts/022_Compiler/003_Compiler_WritePBS.rb
@@ -274,7 +274,7 @@ module Compiler
         f.write(sprintf("Type2 = %s\r\n", species.type2)) if species.type2 != species.type1
         f.write(sprintf("BaseStats = %s\r\n", species.base_stats.join(",")))
         f.write(sprintf("GenderRate = %s\r\n", species.gender_ratio))
-        f.write(sprintf("GrowthRate = %s\r\n", getConstantName(PBGrowthRates, species.growth_rate)))
+        f.write(sprintf("GrowthRate = %s\r\n", species.growth_rate))
         f.write(sprintf("BaseEXP = %d\r\n", species.base_exp))
         f.write(sprintf("EffortPoints = %s\r\n", species.evs.join(",")))
         f.write(sprintf("Rareness = %d\r\n", species.catch_rate))