diff --git a/Data/Scripts/001_Settings.rb b/Data/Scripts/001_Settings.rb
index 9519ac754..8f2aacb86 100644
--- a/Data/Scripts/001_Settings.rb
+++ b/Data/Scripts/001_Settings.rb
@@ -135,6 +135,9 @@ module Settings
   SHINY_POKEMON_CHANCE                = (MECHANICS_GENERATION >= 6) ? 16 : 8
   # Whether super shininess is enabled (uses a different shiny animation).
   SUPER_SHINY                         = (MECHANICS_GENERATION >= 8)
+  # Whether Pokémon with the "Legendary", "Mythical" or "Ultra Beast" flags will
+  # have at least 3 perfect IVs.
+  LEGENDARIES_HAVE_SOME_PERFECT_IVS   = (MECHANICS_GENERATION >= 6)
   # The odds of a wild Pokémon/bred egg having Pokérus (out of 65536).
   POKERUS_CHANCE                      = 3
   # Whether IVs and EVs are treated as 0 when calculating a Pokémon's stats.
diff --git a/Data/Scripts/012_Overworld/002_Battle triggering/004_Overworld_EncounterModifiers.rb b/Data/Scripts/012_Overworld/002_Battle triggering/004_Overworld_EncounterModifiers.rb
index c0b6d74b3..8221684cb 100644
--- a/Data/Scripts/012_Overworld/002_Battle triggering/004_Overworld_EncounterModifiers.rb	
+++ b/Data/Scripts/012_Overworld/002_Battle triggering/004_Overworld_EncounterModifiers.rb	
@@ -12,6 +12,38 @@ EventHandlers.add(:on_wild_pokemon_created, :make_shiny_switch,
   }
 )
 
+# In the Safari Zone and Bug-Catching Contests, wild Pokémon reroll their IVs up
+# to 4 times if they don't have a perfect IV.
+EventHandlers.add(:on_wild_pokemon_created, :reroll_ivs_in_safari_and_bug_contest,
+  proc { |pkmn|
+    next if !pbInSafari? && !pbInBugContest?
+    rerolled = false
+    4.times do
+      break if pkmn.iv.any? { |_stat, val| val == Pokemon::IV_STAT_LIMIT }
+      rerolled = true
+      GameData::Stat.each_main do |s|
+        pkmn.iv[s.id] = rand(Pokemon::IV_STAT_LIMIT + 1)
+      end
+    end
+    pkmn.calc_stats if rerolled
+  }
+)
+
+# In Gen 6 and later, Legendary/Mythical/Ultra Beast Pokémon are guaranteed to
+# have at least 3 perfect IVs.
+EventHandlers.add(:on_wild_pokemon_created, :some_perfect_ivs_for_legendaries,
+  proc { |pkmn|
+    next if !Settings::LEGENDARIES_HAVE_SOME_PERFECT_IVS
+    data = pkmn.species_data
+    next if !data.has_flag?("Legendary") && !data.has_flag?("Mythical") && !data.has_flag?("UltraBeast")
+    stats = []
+    GameData::Stat.each_main { |s| stats.push(s.id) }
+    perfect_stats = stats.sample(3)
+    perfect_stats.each { |s| pkmn.iv[s] = Pokemon::IV_STAT_LIMIT }
+    pkmn.calc_stats
+  }
+)
+
 # Used in the random dungeon map. Makes the levels of all wild Pokémon in that
 # map depend on the levels of Pokémon in the player's party.
 # This is a simple method, and can/should be modified to account for evolutions
diff --git a/PBS/Gen 8 backup/items.txt b/PBS/Gen 8 backup/items.txt
index fb9f93285..f0d40d5e1 100644
--- a/PBS/Gen 8 backup/items.txt	
+++ b/PBS/Gen 8 backup/items.txt	
@@ -523,7 +523,7 @@ Name = Big Nugget
 NamePlural = Big Nuggets
 Pocket = 1
 Price = 40000
-Flags = Fling_30
+Flags = Fling_130
 Description = A big nugget of pure gold that gives off a lustrous gleam. A maniac will buy it for a high price.
 #-------------------------------
 [HEARTSCALE]
diff --git a/PBS/items.txt b/PBS/items.txt
index fb9f93285..f0d40d5e1 100644
--- a/PBS/items.txt
+++ b/PBS/items.txt
@@ -523,7 +523,7 @@ Name = Big Nugget
 NamePlural = Big Nuggets
 Pocket = 1
 Price = 40000
-Flags = Fling_30
+Flags = Fling_130
 Description = A big nugget of pure gold that gives off a lustrous gleam. A maniac will buy it for a high price.
 #-------------------------------
 [HEARTSCALE]