diff --git a/Audio/BGM/MISSINGNO.mp3 b/Audio/BGM/MISSINGNO.mp3
new file mode 100644
index 000000000..6b6c0b291
Binary files /dev/null and b/Audio/BGM/MISSINGNO.mp3 differ
diff --git a/Audio/SE/Cries/MISSINGNO.mp3 b/Audio/SE/Cries/MISSINGNO.mp3
new file mode 100644
index 000000000..6b6c0b291
Binary files /dev/null and b/Audio/SE/Cries/MISSINGNO.mp3 differ
diff --git a/Data/Map175.rxdata b/Data/Map175.rxdata
index 3330226c5..866056e7b 100644
Binary files a/Data/Map175.rxdata and b/Data/Map175.rxdata differ
diff --git a/Data/Scripts/008_Audio/002_Audio_Play.rb b/Data/Scripts/008_Audio/002_Audio_Play.rb
index dc4816ae8..239eaf18f 100644
--- a/Data/Scripts/008_Audio/002_Audio_Play.rb
+++ b/Data/Scripts/008_Audio/002_Audio_Play.rb
@@ -53,7 +53,7 @@ def pbBGMPlay(param,volume=nil,pitch=nil)
   return if !param
   param=pbResolveAudioFile(param,volume,pitch)
   param = pbResolveAudioFile("ultra_metropolis", volume, pitch) if darknessEffectOnCurrentMap() && !$PokemonTemp.during_battle
-  param = pbResolveAudioFile("corrupted", volume, pitch) if $game_temp.corrupted_map
+  param = pbResolveAudioFile("corrupted", volume, pitch) if $game_temp.corrupted_map && !$PokemonTemp.during_battle
   if param.name && param.name!=""
     if $game_system && $game_system.respond_to?("bgm_play")
       $game_system.bgm_play(param)
diff --git a/Data/System.rxdata b/Data/System.rxdata
index e65513aac..2dc7d1170 100644
Binary files a/Data/System.rxdata and b/Data/System.rxdata differ
diff --git a/Data/messages.dat b/Data/messages.dat
index 47d96a8a9..660677522 100644
Binary files a/Data/messages.dat and b/Data/messages.dat differ
diff --git a/Data/species.dat b/Data/species.dat
index 0da713572..9d973128c 100644
Binary files a/Data/species.dat and b/Data/species.dat differ