diff --git a/include/constants/sound.h b/include/constants/sound.h
index d353843070..7d13fe5ee2 100644
--- a/include/constants/sound.h
+++ b/include/constants/sound.h
@@ -3,8 +3,20 @@
 
 enum PokemonCryMod {
     POKECRY_NORMAL = 0,
-
-    POKECRY_PINCH_NORMAL = 11,
+    POKECRY_HALF_DURATION,
+    POKECRY_FIELD_EVENT,
+    POKECRY_MID_MOVE,
+    POKECRY_HYPERVOICE_1,
+    POKECRY_FAINT,
+    POKECRY_HYPERVOICE_2,
+    POKECRY_HOWL_1,
+    POKECRY_HOWL_2,
+    POKECRY_UPROAR_1,
+    POKECRY_UPROAR_2,
+    POKECRY_PINCH_NORMAL,
+    POKECRY_PINCH_HALF_DURATION,
+    POKECRY_POKEDEX_CHORUS,
+    POKECRY_POKEDEX,
 };
 
 #endif // POKEPLATINUM_CONSTANTS_SOUND_H
diff --git a/include/overlay006/battle_params.h b/include/overlay006/battle_params.h
index 2eb07f5f36..311ccd1ba9 100644
--- a/include/overlay006/battle_params.h
+++ b/include/overlay006/battle_params.h
@@ -7,7 +7,7 @@
 #include "struct_decls/struct_02027F8C_decl.h"
 #include "struct_decls/struct_0202B628_decl.h"
 #include "struct_decls/struct_0202C878_decl.h"
-#include "struct_decls/struct_0202CC84_decl.h"
+#include "struct_defs/chatot_cry.h"
 #include "struct_decls/struct_0202CD88_decl.h"
 #include "struct_decls/struct_02056B24_decl.h"
 #include "struct_decls/struct_0206D140_decl.h"
@@ -31,7 +31,7 @@ typedef struct {
     UnkStruct_0207D99C * unk_E4;
     UnkStruct_02026324 * unk_E8;
     PCBoxes * unk_EC;
-    UnkStruct_0202CC84 * unk_F0[4];
+    ChatotCry * unk_F0[4];
     UnkStruct_02056B24 * unk_100;
     UnkStruct_0202C878 * unk_104;
     UnkStruct_020279FC * unk_108;
diff --git a/include/overlay016/ov16_0223DF00.h b/include/overlay016/ov16_0223DF00.h
index a4fe65c754..1d08b6b625 100644
--- a/include/overlay016/ov16_0223DF00.h
+++ b/include/overlay016/ov16_0223DF00.h
@@ -18,7 +18,7 @@
 #include "trainer_info.h"
 #include "struct_decls/struct_02026324_decl.h"
 #include "struct_defs/struct_020279FC.h"
-#include "struct_decls/struct_0202CC84_decl.h"
+#include "struct_defs/chatot_cry.h"
 #include "struct_defs/struct_0205AA50.h"
 #include "pokemon.h"
 #include "struct_decls/struct_020797DC_decl.h"
@@ -204,7 +204,7 @@ int ov16_0223EDE0(BattleSystem * param0);
 u8 BattleSystem_TextSpeed(BattleSystem * param0);
 int BattleSystem_Ruleset(BattleSystem * param0);
 PokemonAnimationSys * ov16_0223EE28(BattleSystem * param0);
-UnkStruct_0202CC84 * BattleSystem_ChatotVoice(BattleSystem * param0, int param1);
+ChatotCry * BattleSystem_ChatotVoice(BattleSystem * param0, int param1);
 void ov16_0223EE70(BattleSystem * param0);
 void ov16_0223EF2C(BattleSystem * param0, int param1, int param2);
 void ov16_0223EF48(BattleSystem * param0, Pokemon * param1);
diff --git a/include/overlay016/struct_ov16_02264408.h b/include/overlay016/struct_ov16_02264408.h
index 306bfe4de9..3d02198be3 100644
--- a/include/overlay016/struct_ov16_02264408.h
+++ b/include/overlay016/struct_ov16_02264408.h
@@ -5,7 +5,7 @@
 #include "struct_decls/sprite_decl.h"
 #include "struct_decls/struct_0200C6E4_decl.h"
 #include "struct_decls/struct_02018340_decl.h"
-#include "struct_decls/struct_0202CC84_decl.h"
+#include "struct_defs/chatot_cry.h"
 #include "overlay016/struct_ov16_0223E0C8.h"
 #include "overlay016/struct_ov16_02264408_sub1.h"
 
@@ -25,7 +25,7 @@ typedef struct {
     u32 unk_4C[4];
     int unk_50;
     UnkStruct_ov16_02264408_sub1 unk_54;
-    UnkStruct_0202CC84 * unk_6C;
+    ChatotCry * unk_6C;
     u8 * unk_70;
     u16 * unk_74;
 } UnkStruct_ov16_02264408;
diff --git a/include/pokemon.h b/include/pokemon.h
index bb9e6026df..253c51d47a 100644
--- a/include/pokemon.h
+++ b/include/pokemon.h
@@ -1,6 +1,8 @@
 #ifndef POKEPLATINUM_POKEMON_H
 #define POKEPLATINUM_POKEMON_H
 
+#include "constants/sound.h"
+
 #include "struct_decls/struct_02002F38_decl.h"
 #include "struct_decls/struct_02006C24_decl.h"
 #include "struct_defs/sprite_animation_frame.h"
@@ -11,7 +13,7 @@
 #include "struct_decls/cell_actor_data.h"
 #include "struct_decls/pokemon_animation_sys_decl.h"
 #include "trainer_info.h"
-#include "struct_decls/struct_0202CC84_decl.h"
+#include "struct_defs/chatot_cry.h"
 #include "struct_decls/struct_02078B40_decl.h"
 #include "struct_decls/struct_party_decl.h"
 #include "overlay005/struct_ov5_021DE5D0.h"
@@ -919,8 +921,36 @@ BOOL Pokemon_SetRotomForm(Pokemon *mon, int monForm, int moveSlot);
  */
 void Pokemon_LoadLevelUpMovesOf(int monSpecies, int monForm, u16 *monLevelUpMoves);
 
-void sub_02077D3C(UnkStruct_0202CC84 *param0, int param1, u16 monSpecies, int param3, int param4, int param5, int param6, int param7);
-void sub_02077DB4(UnkStruct_0202CC84 *param0, int param1, u16 monSpecies, int param3, int param4, int param5, int param6, int param7, u8 param8);
+/**
+ * @brief Play a Pokemon's cry, according to the given species and form number.
+ * 
+ * @param chatotCry             Chatot cry data from the save block. Only used
+ *                              if the Pokemon itself is Chatot.
+ * @param crymod                Modification to apply to the Pokemon's cry.
+ * @param species 
+ * @param form 
+ * @param pan 
+ * @param volume 
+ * @param forceDefaultChatot    If TRUE, force usage of Chatot's default cry.
+ * @param heapID 
+ */
+void Pokemon_PlayCry(ChatotCry *chatotCry, enum PokemonCryMod crymod, u16 species, int form, int pan, int volume, int forceDefaultChatot, int heapID);
+
+/**
+ * @brief Play a Pokemon's cry, according to the given species and form number.
+ * 
+ * @param chatotCry             Chatot cry data from the save block. Only used
+ *                              if the Pokemon itself is Chatot.
+ * @param crymod                Modification to apply to the Pokemon's cry.
+ * @param species 
+ * @param form 
+ * @param pan 
+ * @param volume 
+ * @param forceDefaultChatot    If TRUE, force usage of Chatot's default cry.
+ * @param heapID 
+ * @param delay                 Number of frames until playback will begin.
+ */
+void Pokemon_PlayDelayedCry(ChatotCry *chatotCry, enum PokemonCryMod crymod, u16 species, int form, int pan, int volume, int forceDefaultChatot, int heapID, u8 delay);
 BOOL sub_02077E3C(Pokemon *mon);
 void Pokemon_SetCatchData(Pokemon *mon, TrainerInfo *param1, int monPokeball, int param3, int param4, int param5);
 void sub_02077EE4(Pokemon *mon, TrainerInfo *param1, int monPokeball, int param3, int param4, int param5);
diff --git a/include/struct_decls/struct_0202CC84_decl.h b/include/struct_decls/struct_0202CC84_decl.h
deleted file mode 100644
index 9bd363927f..0000000000
--- a/include/struct_decls/struct_0202CC84_decl.h
+++ /dev/null
@@ -1,6 +0,0 @@
-#ifndef POKEPLATINUM_STRUCT_0202CC84_DECL_H
-#define POKEPLATINUM_STRUCT_0202CC84_DECL_H
-
-typedef struct UnkStruct_0202CC84_t UnkStruct_0202CC84;
-
-#endif // POKEPLATINUM_STRUCT_0202CC84_DECL_H
diff --git a/include/struct_defs/battle_system.h b/include/struct_defs/battle_system.h
index 2c008cf9f4..3c59cba8a6 100644
--- a/include/struct_defs/battle_system.h
+++ b/include/struct_defs/battle_system.h
@@ -19,7 +19,7 @@
 #include "struct_decls/struct_02026324_decl.h"
 #include "struct_defs/struct_020279FC.h"
 #include "struct_decls/struct_02027F8C_decl.h"
-#include "struct_decls/struct_0202CC84_decl.h"
+#include "struct_defs/chatot_cry.h"
 #include "struct_decls/struct_0202CD88_decl.h"
 #include "struct_decls/struct_02056B24_decl.h"
 #include "struct_defs/struct_0205AA50.h"
@@ -65,7 +65,7 @@ struct BattleSystem {
     UnkStruct_02026324 *pokedex;
     PCBoxes *pcBoxes;
     Party *parties[4];
-    UnkStruct_0202CC84 * unk_78[4];
+    ChatotCry * unk_78[4];
     UnkStruct_02007768 * unk_88;
     UnkStruct_ov12_0221FCDC * unk_8C;
     UnkStruct_0200C6E4 * unk_90;
diff --git a/include/struct_defs/chatot_cry.h b/include/struct_defs/chatot_cry.h
new file mode 100644
index 0000000000..37ec9ea703
--- /dev/null
+++ b/include/struct_defs/chatot_cry.h
@@ -0,0 +1,11 @@
+#ifndef POKEPLATINUM_STRUCT_DEF_CHATOT_CRY_H
+#define POKEPLATINUM_STRUCT_DEF_CHATOT_CRY_H
+
+#define CHATOT_CRY_SIZE 1000
+
+typedef struct ChatotCry {
+    BOOL exists;
+    s8 data[CHATOT_CRY_SIZE];
+} ChatotCry;
+
+#endif // POKEPLATINUM_STRUCT_DEF_CHATOT_CRY_H
diff --git a/include/struct_defs/struct_02095E80_t.h b/include/struct_defs/struct_02095E80_t.h
index 0784c2fc17..98ccba01fe 100644
--- a/include/struct_defs/struct_02095E80_t.h
+++ b/include/struct_defs/struct_02095E80_t.h
@@ -19,7 +19,7 @@
 #include "struct_defs/struct_02027F8C.h"
 #include "struct_decls/struct_02027F8C_decl.h"
 #include "struct_decls/struct_0202B370_decl.h"
-#include "struct_decls/struct_0202CC84_decl.h"
+#include "struct_defs/chatot_cry.h"
 #include "struct_decls/struct_0203CDB0_decl.h"
 #include "struct_defs/struct_0205AA50.h"
 #include "struct_decls/struct_party_decl.h"
@@ -110,7 +110,7 @@ struct UnkStruct_02095E80_t {
     int (* unk_226C)(UnkStruct_02095E80 *);
     Party * unk_2270;
     Party * unk_2274;
-    UnkStruct_0202CC84 * unk_2278;
+    ChatotCry * unk_2278;
     UnkStruct_02027F8C * unk_227C;
     UnkStruct_02027F8C unk_2280;
     int unk_2308;
diff --git a/include/struct_defs/struct_02098D38.h b/include/struct_defs/struct_02098D38.h
index d70881c43c..3a1c618044 100644
--- a/include/struct_defs/struct_02098D38.h
+++ b/include/struct_defs/struct_02098D38.h
@@ -2,7 +2,7 @@
 #define POKEPLATINUM_STRUCT_02098D38_H
 
 #include "struct_defs/struct_020279FC.h"
-#include "struct_decls/struct_0202CC84_decl.h"
+#include "struct_defs/chatot_cry.h"
 
 typedef struct {
     void * unk_00;
@@ -22,7 +22,7 @@ typedef struct {
     u32 unk_1C;
     void * unk_20;
     void * unk_24;
-    UnkStruct_0202CC84 * unk_28;
+    ChatotCry * unk_28;
     BOOL unk_2C;
 } UnkStruct_02098D38;
 
diff --git a/include/unk_02003B60.h b/include/unk_02003B60.h
index 3c02baf761..b90f910f73 100644
--- a/include/unk_02003B60.h
+++ b/include/unk_02003B60.h
@@ -3,11 +3,11 @@
 
 #include "struct_decls/struct_02003D54_decl.h"
 #include "struct_defs/struct_020279FC.h"
-#include "struct_decls/struct_0202CC84_decl.h"
+#include "struct_defs/chatot_cry.h"
 
 #include <nnsys.h>
 
-void sub_02003B60(UnkStruct_0202CC84 * param0, UnkStruct_020279FC * param1);
+void sub_02003B60(ChatotCry * param0, UnkStruct_020279FC * param1);
 void sub_02003BD8(void);
 void sub_02003D0C(int param0);
 UnkStruct_02003D54 * sub_02003D54(void);
diff --git a/include/unk_02005474.h b/include/unk_02005474.h
index f8edb8d720..c90ed9ca28 100644
--- a/include/unk_02005474.h
+++ b/include/unk_02005474.h
@@ -25,8 +25,8 @@ BOOL sub_02005844(u16 param0, u8 param1);
 BOOL sub_0200590C(u16 param0, u8 param1, u8 param2);
 void sub_0200592C(int param0);
 int sub_0200598C(void);
-BOOL sub_020059D0(int param0, u16 param1, int param2, int param3, int param4, u8 param5);
-void sub_02005F4C(int param0, u16 param1, int param2, int param3, int param4, u8 param5, u8 param6);
+BOOL Sound_PlayPokemonCry(int param0, u16 param1, int param2, int param3, int param4, u8 param5);
+void Sound_PlayDelayedPokemonCry(int param0, u16 param1, int param2, int param3, int param4, u8 param5, u8 param6);
 void sub_0200605C(void);
 BOOL sub_02006150(u16 param0);
 int sub_0200619C(void);
diff --git a/include/unk_02006224.h b/include/unk_02006224.h
index e59d2b18d6..41548f85f3 100644
--- a/include/unk_02006224.h
+++ b/include/unk_02006224.h
@@ -1,21 +1,21 @@
 #ifndef POKEPLATINUM_UNK_02006224_H
 #define POKEPLATINUM_UNK_02006224_H
 
-#include "struct_decls/struct_0202CC84_decl.h"
+#include "struct_defs/chatot_cry.h"
 
 #include <nitro/spi.h>
 
 BOOL sub_02006224(void);
-BOOL sub_02006260(const UnkStruct_0202CC84 * param0);
-BOOL sub_0200629C(const UnkStruct_0202CC84 * param0, u32 param1, int param2, int param3);
+BOOL sub_02006260(const ChatotCry * param0);
+BOOL sub_0200629C(const ChatotCry * param0, u32 param1, int param2, int param3);
 void sub_02006350(void);
 MICResult sub_0200637C(void);
 MICResult sub_020063B8(void);
-void sub_020063C0(UnkStruct_0202CC84 * param0);
-void sub_020063D4(u8 param0);
-BOOL sub_020063E4(UnkStruct_0202CC84 * param0, u32 param1, int param2, int param3);
-BOOL sub_02006438(UnkStruct_0202CC84 * param0, u32 param1, int param2, int param3, u8 param4);
-int Sound_Chatter(UnkStruct_0202CC84 * param0);
-BOOL sub_020064C8(int param0);
+void sub_020063C0(ChatotCry * param0);
+void Sound_FlagDefaultChatotCry(u8 param0);
+BOOL Sound_PlayChatotCry(ChatotCry * param0, u32 param1, int param2, int param3);
+BOOL Sound_PlayDelayedChatotCry(ChatotCry * param0, u32 param1, int param2, int param3, u8 param4);
+int Sound_Chatter(ChatotCry * param0);
+BOOL Sound_CanPlayChatotCry(int param0);
 
 #endif // POKEPLATINUM_UNK_02006224_H
diff --git a/include/unk_0202CC64.h b/include/unk_0202CC64.h
index 091097227d..b28120292e 100644
--- a/include/unk_0202CC64.h
+++ b/include/unk_0202CC64.h
@@ -1,18 +1,18 @@
 #ifndef POKEPLATINUM_UNK_0202CC64_H
 #define POKEPLATINUM_UNK_0202CC64_H
 
-#include "struct_decls/struct_0202CC84_decl.h"
+#include "struct_defs/chatot_cry.h"
 #include "struct_decls/struct_021C0794_decl.h"
 
 int ChatotCry_SaveSize(void);
-void ChatotCry_Init(UnkStruct_0202CC84 * param0);
-UnkStruct_0202CC84 * sub_0202CC84(int param0);
-UnkStruct_0202CC84 * sub_0202CC98(SaveData * param0);
-BOOL sub_0202CCA4(const UnkStruct_0202CC84 * param0);
-void sub_0202CCA8(UnkStruct_0202CC84 * param0);
-const void * sub_0202CCB0(const UnkStruct_0202CC84 * param0);
+void ChatotCry_Init(ChatotCry * param0);
+ChatotCry * sub_0202CC84(int param0);
+ChatotCry * sub_0202CC98(SaveData * param0);
+BOOL sub_0202CCA4(const ChatotCry * param0);
+void sub_0202CCA8(ChatotCry * param0);
+const void * sub_0202CCB0(const ChatotCry * param0);
 void sub_0202CCB4(s8 * param0, const s8 * param1);
-void sub_0202CCEC(UnkStruct_0202CC84 * param0, const s8 * param1);
-void sub_0202CD3C(UnkStruct_0202CC84 * param0, const UnkStruct_0202CC84 * param1);
+void sub_0202CCEC(ChatotCry * param0, const s8 * param1);
+void sub_0202CD3C(ChatotCry * param0, const ChatotCry * param1);
 
 #endif // POKEPLATINUM_UNK_0202CC64_H
diff --git a/include/unk_02051D8C.h b/include/unk_02051D8C.h
index 28b5082912..4114c8c26c 100644
--- a/include/unk_02051D8C.h
+++ b/include/unk_02051D8C.h
@@ -3,7 +3,7 @@
 
 #include "trainer_info.h"
 #include "struct_decls/struct_0202B628_decl.h"
-#include "struct_decls/struct_0202CC84_decl.h"
+#include "struct_defs/chatot_cry.h"
 #include "struct_decls/struct_0203CDB0_decl.h"
 #include "pokemon.h"
 #include "struct_decls/struct_party_decl.h"
@@ -20,7 +20,7 @@ void sub_020520A4(BattleParams * param0);
 void sub_0205213C(BattleParams * param0, Pokemon * param1, int param2);
 void sub_02052164(BattleParams * param0, const Party * param1, int param2);
 void sub_02052184(BattleParams * param0, const TrainerInfo * param1, int param2);
-void sub_020521A4(BattleParams * param0, const UnkStruct_0202CC84 * param1, int param2);
+void sub_020521A4(BattleParams * param0, const ChatotCry * param1, int param2);
 void sub_020521B8(BattleParams * param0, const UnkStruct_0203CDB0 * param1, SaveData * param2, int param3, UnkStruct_0202B628 * param4, UnkStruct_0207D99C * param5, UnkStruct_0209C370 * param6);
 void sub_02052314(BattleParams * param0, const UnkStruct_0203CDB0 * param1);
 void sub_02052348(BattleParams * param0, const UnkStruct_0203CDB0 * param1, int param2);
diff --git a/src/overlay005/ov5_021E622C.c b/src/overlay005/ov5_021E622C.c
index d26a0dd3b4..4b0eee2ab7 100644
--- a/src/overlay005/ov5_021E622C.c
+++ b/src/overlay005/ov5_021E622C.c
@@ -7,7 +7,7 @@
 #include "struct_decls/struct_02026218_decl.h"
 #include "struct_decls/struct_02026224_decl.h"
 #include "struct_decls/struct_02026310_decl.h"
-#include "struct_decls/struct_0202CC84_decl.h"
+#include "struct_defs/chatot_cry.h"
 #include "struct_decls/struct_0202CD88_decl.h"
 #include "pokemon.h"
 #include "struct_decls/struct_party_decl.h"
@@ -2041,7 +2041,7 @@ static void ov5_021E62C4 (Party * param0, int param1, UnkStruct_02026218 * param
     Party_RemovePokemonBySlotIndex(param0, param1);
 
     if (Party_HasSpecies(param0, 441) == 0) {
-        UnkStruct_0202CC84 * v7 = sub_0202CC98(param3);
+        ChatotCry * v7 = sub_0202CC98(param3);
         sub_0202CCA8(v7);
     }
 }
diff --git a/src/overlay006/ov6_0223E140.c b/src/overlay006/ov6_0223E140.c
index b3663b3e4c..58eb4eab19 100644
--- a/src/overlay006/ov6_0223E140.c
+++ b/src/overlay006/ov6_0223E140.c
@@ -1136,7 +1136,7 @@ static BOOL ov6_0223EBDC (UnkStruct_ov6_0223EA98 * param0)
         sub_02017350(&param0->unk_24, param0->unk_E4.unk_00, v2, param0->unk_F4.unk_00);
 
         if (v0[0] && v0[1]) {
-            sub_020059D0(0, 480, 0, 100, 4, 0);
+            Sound_PlayPokemonCry(0, 480, 0, 100, 4, 0);
             param0->unk_18++;
         }
         break;
@@ -1359,7 +1359,7 @@ static BOOL ov6_0223EE5C (UnkStruct_ov6_0223EA98 * param0)
         }
 
         param0->unk_D0 = 0;
-        sub_020059D0(0, 481, 0, 100, 4, 0);
+        Sound_PlayPokemonCry(0, 481, 0, 100, 4, 0);
         param0->unk_18++;
         break;
     case 16:
@@ -1500,7 +1500,7 @@ static BOOL ov6_0223F744 (UnkStruct_ov6_0223EA98 * param0)
         sub_02017350(&param0->unk_24, param0->unk_E4.unk_00, v2, param0->unk_F4.unk_00);
 
         if (v0[0] && v0[1]) {
-            sub_020059D0(0, 482, 0, 100, 4, 0);
+            Sound_PlayPokemonCry(0, 482, 0, 100, 4, 0);
             param0->unk_18++;
         }
 
diff --git a/src/overlay012/ov12_0221FC20.c b/src/overlay012/ov12_0221FC20.c
index b21aafe84e..995e68e407 100644
--- a/src/overlay012/ov12_0221FC20.c
+++ b/src/overlay012/ov12_0221FC20.c
@@ -12,7 +12,7 @@
 #include "struct_decls/struct_02014014_decl.h"
 #include "struct_decls/struct_02018340_decl.h"
 #include "struct_decls/sys_task.h"
-#include "struct_decls/struct_0202CC84_decl.h"
+#include "struct_defs/chatot_cry.h"
 #include "struct_decls/battle_system.h"
 #include "overlay012/struct_ov12_0222118C_decl.h"
 #include "overlay012/struct_ov12_022211D8_decl.h"
@@ -85,7 +85,7 @@ typedef struct UnkStruct_ov12_02223178_t {
     u8 unk_E8[4];
     u32 unk_EC[4];
     u32 unk_FC[4];
-    UnkStruct_0202CC84 * unk_10C;
+    ChatotCry * unk_10C;
     u8 * unk_110;
     u16 * unk_114;
     int unk_118;
@@ -3836,7 +3836,7 @@ static void ov12_022230D4 (UnkStruct_ov12_0221FCDC * param0)
     v3 = param0->unk_BC->unk_D8[param0->unk_BC->unk_14];
     v4 = param0->unk_BC->unk_E8[param0->unk_BC->unk_14];
 
-    sub_02077D3C(param0->unk_BC->unk_10C, v0, v3, v4, v1, v2, param0->unk_BC->unk_118, param0->unk_00);
+    Pokemon_PlayCry(param0->unk_BC->unk_10C, v0, v3, v4, v1, v2, param0->unk_BC->unk_118, param0->unk_00);
 }
 
 static void ov12_02223134 (UnkStruct_ov12_0221FCDC * param0)
diff --git a/src/overlay016/ov16_0223DF00.c b/src/overlay016/ov16_0223DF00.c
index 7ea8ece307..033f35b9af 100644
--- a/src/overlay016/ov16_0223DF00.c
+++ b/src/overlay016/ov16_0223DF00.c
@@ -21,7 +21,7 @@
 #include "strbuf.h"
 #include "trainer_info.h"
 #include "struct_decls/struct_02026324_decl.h"
-#include "struct_decls/struct_0202CC84_decl.h"
+#include "struct_defs/chatot_cry.h"
 #include "struct_decls/struct_020797DC_decl.h"
 #include "struct_decls/struct_party_decl.h"
 #include "struct_decls/battle_system.h"
@@ -143,7 +143,7 @@ int ov16_0223EDE0(BattleSystem * param0);
 u8 BattleSystem_TextSpeed(BattleSystem * param0);
 int BattleSystem_Ruleset(BattleSystem * param0);
 PokemonAnimationSys * ov16_0223EE28(BattleSystem * param0);
-UnkStruct_0202CC84 * BattleSystem_ChatotVoice(BattleSystem * param0, int param1);
+ChatotCry * BattleSystem_ChatotVoice(BattleSystem * param0, int param1);
 void ov16_0223EE70(BattleSystem * param0);
 void ov16_0223EF2C(BattleSystem * param0, int param1, int param2);
 void ov16_0223EF48(BattleSystem * param0, Pokemon * param1);
@@ -1056,7 +1056,7 @@ PokemonAnimationSys * ov16_0223EE28 (BattleSystem * param0)
     return param0->unk_1C4;
 }
 
-UnkStruct_0202CC84 * BattleSystem_ChatotVoice (BattleSystem * param0, int param1)
+ChatotCry * BattleSystem_ChatotVoice (BattleSystem * param0, int param1)
 {
     if ((param0->battleType & 0x8) || ((param0->battleType & 0x10) && (BattleSystem_BattlerSlot(param0, param1) & 0x1))) {
         return param0->unk_78[param1];
diff --git a/src/overlay016/ov16_0225CBB8.c b/src/overlay016/ov16_0225CBB8.c
index 09dc6dfd08..30b3c0993c 100644
--- a/src/overlay016/ov16_0225CBB8.c
+++ b/src/overlay016/ov16_0225CBB8.c
@@ -1625,7 +1625,7 @@ static void ov16_0225E4E8 (SysTask * param0, void * param1)
                 {
                     u8 v4;
                     PokeSprite_LoadCryDelay(v0->unk_04->unk_1A0, &v4, v0->unk_16, v0->unk_1C);
-                    sub_02077DB4(BattleSystem_ChatotVoice(v0->unk_00, v0->unk_11), v0->unk_18, v0->unk_16, v0->unk_2C, 117, 127, NULL, 5, v4);
+                    Pokemon_PlayDelayedCry(BattleSystem_ChatotVoice(v0->unk_00, v0->unk_11), v0->unk_18, v0->unk_16, v0->unk_2C, 117, 127, NULL, 5, v4);
                 }
 
                 if ((v0->unk_1C == 1) || (v0->unk_1C == 3)) {
@@ -1668,7 +1668,7 @@ static void ov16_0225E4E8 (SysTask * param0, void * param1)
                     u8 v5;
 
                     PokeSprite_LoadCryDelay(v0->unk_04->unk_1A0, &v5, v0->unk_16, v0->unk_1C);
-                    sub_02077DB4(BattleSystem_ChatotVoice(v0->unk_00, v0->unk_11), v0->unk_18, v0->unk_16, v0->unk_2C, -117, 127, NULL, 5, v5);
+                    Pokemon_PlayDelayedCry(BattleSystem_ChatotVoice(v0->unk_00, v0->unk_11), v0->unk_18, v0->unk_16, v0->unk_2C, -117, 127, NULL, 5, v5);
                 }
 
                 if ((v0->unk_1C == 0) || (v0->unk_1C == 2)) {
@@ -1752,7 +1752,7 @@ static void ov16_0225E894 (SysTask * param0, void * param1)
                 u8 v4;
 
                 PokeSprite_LoadCryDelay(v0->unk_04->unk_1A0, &v4, v0->unk_16, v0->unk_1C);
-                sub_02077DB4(BattleSystem_ChatotVoice(v0->unk_00, v0->unk_11), v0->unk_18, v0->unk_16, v0->unk_2C, 117, 127, NULL, 5, v4);
+                Pokemon_PlayDelayedCry(BattleSystem_ChatotVoice(v0->unk_00, v0->unk_11), v0->unk_18, v0->unk_16, v0->unk_2C, 117, 127, NULL, 5, v4);
             }
 
             sub_0200D4C4(v0->unk_0C->unk_00, (24 * 8), (8 * 11));
@@ -1913,7 +1913,7 @@ static void ov16_0225EA80 (SysTask * param0, void * param1)
                     u8 v4;
 
                     PokeSprite_LoadCryDelay(v0->unk_04->unk_1A0, &v4, v0->unk_86, v0->unk_82);
-                    sub_02077DB4(BattleSystem_ChatotVoice(v0->unk_00, v0->unk_81), v0->unk_88, v0->unk_86, v0->unk_97, 117, 127, NULL, 5, v4);
+                    Pokemon_PlayDelayedCry(BattleSystem_ChatotVoice(v0->unk_00, v0->unk_81), v0->unk_88, v0->unk_86, v0->unk_97, 117, 127, NULL, 5, v4);
                 }
             } else {
                 sub_02007B98(v0->unk_04->unk_20, 1);
@@ -1922,7 +1922,7 @@ static void ov16_0225EA80 (SysTask * param0, void * param1)
                     u8 v5;
 
                     PokeSprite_LoadCryDelay(v0->unk_04->unk_1A0, &v5, v0->unk_86, v0->unk_82);
-                    sub_02077DB4(BattleSystem_ChatotVoice(v0->unk_00, v0->unk_81), v0->unk_88, v0->unk_86, v0->unk_97, -117, 127, NULL, 5, v5);
+                    Pokemon_PlayDelayedCry(BattleSystem_ChatotVoice(v0->unk_00, v0->unk_81), v0->unk_88, v0->unk_86, v0->unk_97, -117, 127, NULL, 5, v5);
                 }
             }
 
@@ -1942,7 +1942,7 @@ static void ov16_0225EA80 (SysTask * param0, void * param1)
                     u8 v6;
 
                     PokeSprite_LoadCryDelay(v0->unk_04->unk_1A0, &v6, v0->unk_86, v0->unk_82);
-                    sub_02077DB4(BattleSystem_ChatotVoice(v0->unk_00, v0->unk_81), v0->unk_88, v0->unk_86, v0->unk_97, 117, 127, NULL, 5, v6);
+                    Pokemon_PlayDelayedCry(BattleSystem_ChatotVoice(v0->unk_00, v0->unk_81), v0->unk_88, v0->unk_86, v0->unk_97, 117, 127, NULL, 5, v6);
                 }
             } else {
                 sub_02007B98(v0->unk_04->unk_20, 1);
@@ -1951,7 +1951,7 @@ static void ov16_0225EA80 (SysTask * param0, void * param1)
                     u8 v7;
 
                     PokeSprite_LoadCryDelay(v0->unk_04->unk_1A0, &v7, v0->unk_86, v0->unk_82);
-                    sub_02077DB4(BattleSystem_ChatotVoice(v0->unk_00, v0->unk_81), v0->unk_88, v0->unk_86, v0->unk_97, -117, 127, NULL, 5, v7);
+                    Pokemon_PlayDelayedCry(BattleSystem_ChatotVoice(v0->unk_00, v0->unk_81), v0->unk_88, v0->unk_86, v0->unk_97, -117, 127, NULL, 5, v7);
                 }
             }
 
@@ -2109,7 +2109,7 @@ static void ov16_0225F0C0 (SysTask * param0, void * param1)
                     u8 v6;
 
                     PokeSprite_LoadCryDelay(v0->unk_04->unk_1A0, &v6, v0->unk_86, v0->unk_82);
-                    sub_02077DB4(BattleSystem_ChatotVoice(v0->unk_00, v0->unk_81), v0->unk_88, v0->unk_86, v0->unk_97, 117, 127, NULL, 5, v6);
+                    Pokemon_PlayDelayedCry(BattleSystem_ChatotVoice(v0->unk_00, v0->unk_81), v0->unk_88, v0->unk_86, v0->unk_97, 117, 127, NULL, 5, v6);
                 }
             } else {
                 sub_02007B98(v0->unk_04->unk_20, 1);
@@ -2118,7 +2118,7 @@ static void ov16_0225F0C0 (SysTask * param0, void * param1)
                     u8 v7;
 
                     PokeSprite_LoadCryDelay(v0->unk_04->unk_1A0, &v7, v0->unk_86, v0->unk_82);
-                    sub_02077DB4(BattleSystem_ChatotVoice(v0->unk_00, v0->unk_81), v0->unk_88, v0->unk_86, v0->unk_97, -117, 127, NULL, 5, v7);
+                    Pokemon_PlayDelayedCry(BattleSystem_ChatotVoice(v0->unk_00, v0->unk_81), v0->unk_88, v0->unk_86, v0->unk_97, -117, 127, NULL, 5, v7);
                 }
             }
 
@@ -2137,7 +2137,7 @@ static void ov16_0225F0C0 (SysTask * param0, void * param1)
                     u8 v8;
 
                     PokeSprite_LoadCryDelay(v0->unk_04->unk_1A0, &v8, v0->unk_86, v0->unk_82);
-                    sub_02077DB4(BattleSystem_ChatotVoice(v0->unk_00, v0->unk_81), v0->unk_88, v0->unk_86, v0->unk_97, 117, 127, NULL, 5, v8);
+                    Pokemon_PlayDelayedCry(BattleSystem_ChatotVoice(v0->unk_00, v0->unk_81), v0->unk_88, v0->unk_86, v0->unk_97, 117, 127, NULL, 5, v8);
                 }
             } else {
                 sub_02007B98(v0->unk_04->unk_20, 1);
@@ -2146,7 +2146,7 @@ static void ov16_0225F0C0 (SysTask * param0, void * param1)
                     u8 v9;
 
                     PokeSprite_LoadCryDelay(v0->unk_04->unk_1A0, &v9, v0->unk_86, v0->unk_82);
-                    sub_02077DB4(BattleSystem_ChatotVoice(v0->unk_00, v0->unk_81), v0->unk_88, v0->unk_86, v0->unk_97, -117, 127, NULL, 5, v9);
+                    Pokemon_PlayDelayedCry(BattleSystem_ChatotVoice(v0->unk_00, v0->unk_81), v0->unk_88, v0->unk_86, v0->unk_97, -117, 127, NULL, 5, v9);
                 }
             }
 
@@ -4911,7 +4911,7 @@ static void ov16_02262A9C (SysTask * param0, void * param1)
             v7 = -117;
         }
 
-        sub_02077DB4(BattleSystem_ChatotVoice(v0->unk_00, v0->unk_65), 5, v0->unk_68, v0->unk_6B, v7, 127, v0->unk_72, 5, 0);
+        Pokemon_PlayDelayedCry(BattleSystem_ChatotVoice(v0->unk_00, v0->unk_65), 5, v0->unk_68, v0->unk_6B, v7, 127, v0->unk_72, 5, 0);
         v0->unk_66++;
     }
     case 5:
diff --git a/src/overlay017/ov17_02247A48.c b/src/overlay017/ov17_02247A48.c
index e9312d66ac..6bc77d332f 100644
--- a/src/overlay017/ov17_02247A48.c
+++ b/src/overlay017/ov17_02247A48.c
@@ -1088,7 +1088,7 @@ static void ov17_02248AA4 (SysTask * param0, void * param1)
         if (v0->unk_04 >= FX32_ONE) {
             v2 = Pokemon_GetValue(v0->unk_00->unk_0C.unk_00->unk_00[v0->unk_0E], MON_DATA_SPECIES, NULL);
             v3 = Pokemon_GetValue(v0->unk_00->unk_0C.unk_00->unk_00[v0->unk_0E], MON_DATA_FORM, NULL);
-            sub_02077D3C(v0->unk_00->unk_00->unk_14C[v0->unk_0E], 0, v2, v3, 0, 127, NULL, 22);
+            Pokemon_PlayCry(v0->unk_00->unk_00->unk_14C[v0->unk_0E], 0, v2, v3, 0, 127, NULL, 22);
             v0->unk_0C++;
         }
         break;
diff --git a/src/overlay017/ov17_02251D6C.c b/src/overlay017/ov17_02251D6C.c
index 1be341731e..62e4e60542 100644
--- a/src/overlay017/ov17_02251D6C.c
+++ b/src/overlay017/ov17_02251D6C.c
@@ -679,7 +679,7 @@ static void ov17_0225266C (SysTask * param0, void * param1)
 
         v1 = Pokemon_GetValue(v0->unk_00->unk_10.unk_00->unk_00[v0->unk_11], MON_DATA_SPECIES, NULL);
         v2 = Pokemon_GetValue(v0->unk_00->unk_10.unk_00->unk_00[v0->unk_11], MON_DATA_FORM, NULL);
-        sub_02077D3C(v0->unk_00->unk_00->unk_14C[v0->unk_11], 0, v1, v2, 0, 127, NULL, 24);
+        Pokemon_PlayCry(v0->unk_00->unk_00->unk_14C[v0->unk_11], 0, v1, v2, 0, 127, NULL, 24);
     }
         v0->unk_10++;
         break;
diff --git a/src/overlay019/ov19_021D0D80.c b/src/overlay019/ov19_021D0D80.c
index 8857ada0b0..61d76c54b0 100644
--- a/src/overlay019/ov19_021D0D80.c
+++ b/src/overlay019/ov19_021D0D80.c
@@ -11,7 +11,7 @@
 #include "struct_decls/struct_0200B358_decl.h"
 #include "struct_decls/sys_task.h"
 #include "struct_decls/struct_02023FCC_decl.h"
-#include "struct_decls/struct_0202CC84_decl.h"
+#include "struct_defs/chatot_cry.h"
 #include "pokemon.h"
 #include "struct_decls/struct_020797DC_decl.h"
 #include "struct_decls/struct_party_decl.h"
@@ -330,7 +330,7 @@ int ov19_021D0E58 (UnkStruct_020067E8 * param0, int * param1)
     UnkStruct_ov19_021D5DF8 * v0 = sub_0200682C(param0);
 
     if (Party_HasSpecies(v0->unk_124, 441) == 0) {
-        UnkStruct_0202CC84 * v1 = sub_0202CC98(v0->unk_11C);
+        ChatotCry * v1 = sub_0202CC98(v0->unk_11C);
 
         sub_0202CCA8(v1);
     }
diff --git a/src/overlay021/ov21_021DE668.c b/src/overlay021/ov21_021DE668.c
index a91fbf7df2..3ec757e2b3 100644
--- a/src/overlay021/ov21_021DE668.c
+++ b/src/overlay021/ov21_021DE668.c
@@ -228,7 +228,7 @@ static int ov21_021DE79C (UnkStruct_ov21_021E6A68 * param0, void * param1)
     switch (param0->unk_00) {
     case 0:
         if (v0->unk_1C == 1) {
-            sub_020059D0(14, ov21_021D37BC(v0->unk_04), 0x1ff, 0x1ff, 0x1ff, 0);
+            Sound_PlayPokemonCry(14, ov21_021D37BC(v0->unk_04), 0x1ff, 0x1ff, 0x1ff, 0);
             v0->unk_1C = 0;
         }
 
diff --git a/src/overlay021/ov21_021E4CA4.c b/src/overlay021/ov21_021E4CA4.c
index c699e877ec..54ef4680d3 100644
--- a/src/overlay021/ov21_021E4CA4.c
+++ b/src/overlay021/ov21_021E4CA4.c
@@ -1266,7 +1266,7 @@ static void ov21_021E5DE8 (UnkStruct_ov21_021E51DC * param0, UnkStruct_ov21_021E
 {
     param0->unk_2C = 1;
 
-    sub_020059D0(13, param2, 0, 127, 0x1ff, 0);
+    Sound_PlayPokemonCry(13, param2, 0, 127, 0x1ff, 0);
     ov21_021E5F00(param0);
 }
 
diff --git a/src/overlay021/ov21_021E8D48.c b/src/overlay021/ov21_021E8D48.c
index 32f6094654..87b88bf0b2 100644
--- a/src/overlay021/ov21_021E8D48.c
+++ b/src/overlay021/ov21_021E8D48.c
@@ -703,7 +703,7 @@ static void ov21_021E9828 (SysTask * param0, void * param1)
         }
         break;
     case 2:
-        v1 = sub_020059D0(14, v0->unk_220, 0x1ff, 0x1ff, 0x1ff, 0);
+        v1 = Sound_PlayPokemonCry(14, v0->unk_220, 0x1ff, 0x1ff, 0x1ff, 0);
         GF_ASSERT(v1);
         v0->unk_21C++;
         break;
diff --git a/src/overlay079/ov79_021D2268.c b/src/overlay079/ov79_021D2268.c
index 23ecde7eb3..8c9ffb5c21 100644
--- a/src/overlay079/ov79_021D2268.c
+++ b/src/overlay079/ov79_021D2268.c
@@ -694,10 +694,10 @@ static int ov79_021D2AF0 (UnkStruct_ov79_021D2928 * param0, UnkStruct_ov79_021D2
 
     switch (param0->unk_30.unk_09) {
     case 1:
-        sub_020059D0(11, param0->unk_30.unk_04, 0, 127, param0->unk_00, v0);
+        Sound_PlayPokemonCry(11, param0->unk_30.unk_04, 0, 127, param0->unk_00, v0);
         break;
     default:
-        sub_020059D0(0, param0->unk_30.unk_04, 0, 127, param0->unk_00, v0);
+        Sound_PlayPokemonCry(0, param0->unk_30.unk_04, 0, 127, param0->unk_00, v0);
         break;
     }
 
diff --git a/src/overlay087/ov87_021D106C.c b/src/overlay087/ov87_021D106C.c
index 80639ae6a1..1150dabbfe 100644
--- a/src/overlay087/ov87_021D106C.c
+++ b/src/overlay087/ov87_021D106C.c
@@ -213,7 +213,7 @@ static BOOL ov87_021D12C0 (UnkStruct_ov87_021D106C * param0, int * param1)
         if (v1 == v0->unk_18) {
             sub_02021FE0(param0->unk_1C4[v1], GX_OAM_MODE_NORMAL);
             sub_02021F58(param0->unk_1C4[v1], 0);
-            sub_020063D4(1);
+            Sound_FlagDefaultChatotCry(1);
 
             sub_02005844(v0->unk_20[v1].unk_10, v0->unk_20[v1].unk_13);
         } else {
@@ -562,7 +562,7 @@ static void ov87_021D1970 (UnkStruct_ov87_021D106C * param0)
         sub_02006E84(v1.archive, v1.palette, 1, v3 * 0x20, 0x20, 61);
 
         if (v3 == v2->unk_18) {
-            sub_020063D4(1);
+            Sound_FlagDefaultChatotCry(1);
             sub_02005844(v2->unk_20[v3].unk_10, v2->unk_20[v3].unk_13);
             sub_02021FE0(param0->unk_1C4[v3], GX_OAM_MODE_NORMAL);
         } else {
diff --git a/src/overlay088/ov88_0223B140.c b/src/overlay088/ov88_0223B140.c
index 0184803ad4..93de3cbe9a 100644
--- a/src/overlay088/ov88_0223B140.c
+++ b/src/overlay088/ov88_0223B140.c
@@ -14,7 +14,7 @@
 #include "trainer_info.h"
 #include "struct_decls/struct_0202B370_decl.h"
 #include "struct_decls/struct_0202B628_decl.h"
-#include "struct_decls/struct_0202CC84_decl.h"
+#include "struct_defs/chatot_cry.h"
 #include "struct_decls/struct_020507E4_decl.h"
 #include "pokemon.h"
 #include "struct_decls/struct_party_decl.h"
@@ -122,7 +122,7 @@ static void ov88_0223CF68(int param0, UnkStruct_02022550 * param1, int param2);
 static int ov88_0223CFF4(u32 * param0, int * param1, UnkStruct_02022550 * param2, UnkStruct_ov88_0223C8AC * param3, int param4);
 static int ov88_0223C800(int param0, Pokemon * param1, u8 * param2, ArchivedSprite * param3);
 static void ov88_0223E7F0(UnkStruct_0202B628 * param0, Pokemon * param1);
-static void ov88_0223D140(UnkStruct_0202CC84 * param0);
+static void ov88_0223D140(ChatotCry * param0);
 static void ov88_0223E894(UnkStruct_02095E80 * param0);
 static void ov88_0223E8B4(UnkStruct_02095E80 * param0);
 static int ov88_0223E8D0(UnkStruct_02095E80 * param0);
@@ -1538,7 +1538,7 @@ static void ov88_0223CE74 (UnkStruct_02095E80 * param0)
         v1 = param0->unk_6F4[param0->unk_88[0]].unk_06;
 
         if (v0 == 441) {
-            sub_020063E4(sub_0202CC98(param0->unk_04), 0, 100, 0);
+            Sound_PlayChatotCry(sub_0202CC98(param0->unk_04), 0, 100, 0);
         } else {
             sub_02005844(v0, v1);
         }
@@ -1697,7 +1697,7 @@ static void ov88_0223D0D4 (TrainerInfo * param0, UnkStruct_02027F8C * param1, Un
     sub_0203597C(28, param2, sizeof(UnkStruct_02027F8C));
 }
 
-static void ov88_0223D140 (UnkStruct_0202CC84 * param0)
+static void ov88_0223D140 (ChatotCry * param0)
 {
     sub_0203597C(29, param0, 1000);
 }
@@ -1751,7 +1751,7 @@ static void ov88_0223D1EC (UnkStruct_02095E80 * param0, int param1)
     } else {
         param0->unk_0C.unk_00 = param0->unk_2274;
         param0->unk_0C.unk_13 = Party_GetCurrentCount(param0->unk_2274);
-        param0->unk_0C.unk_28 = (UnkStruct_0202CC84 *)param0->unk_2E6C[sub_0203608C() ^ 1];
+        param0->unk_0C.unk_28 = (ChatotCry *)param0->unk_2E6C[sub_0203608C() ^ 1];
         sub_0208E9C0(&param0->unk_0C, sub_02032EE8(sub_0203608C() ^ 1));
     }
 
@@ -2528,7 +2528,7 @@ static void ov88_0223E694 (Party * param0, Party * param1, int param2, int param
     param4->unk_2C = param2;
 
     if (Party_HasSpecies(param0, 441) == 0) {
-        UnkStruct_0202CC84 * v4 = sub_0202CC98(param4->unk_10);
+        ChatotCry * v4 = sub_0202CC98(param4->unk_10);
         sub_0202CCA8(v4);
     }
 
diff --git a/src/overlay094/ov94_02242AD0.c b/src/overlay094/ov94_02242AD0.c
index 0bacc9b4af..1ee3747d12 100644
--- a/src/overlay094/ov94_02242AD0.c
+++ b/src/overlay094/ov94_02242AD0.c
@@ -8,7 +8,7 @@
 #include "struct_decls/struct_0202440C_decl.h"
 #include "struct_decls/struct_0202B628_decl.h"
 #include "struct_decls/struct_0202C878_decl.h"
-#include "struct_decls/struct_0202CC84_decl.h"
+#include "struct_defs/chatot_cry.h"
 #include "struct_decls/struct_0202DA40_decl.h"
 #include "struct_decls/struct_020507E4_decl.h"
 #include "pokemon.h"
@@ -1264,7 +1264,7 @@ static void ov94_02243B08 (UnkStruct_ov94_0223FD4C * param0, int param1)
         Party_RemovePokemonBySlotIndex(param0->unk_00->unk_08, param0->unk_112);
 
         if (Party_HasSpecies(param0->unk_00->unk_08, 441) == 0) {
-            UnkStruct_0202CC84 * v2 = sub_0202CC98(param0->unk_00->unk_20);
+            ChatotCry * v2 = sub_0202CC98(param0->unk_00->unk_20);
             sub_0202CCA8(v2);
         }
     }
diff --git a/src/overlay100/ov100_021D13E4.c b/src/overlay100/ov100_021D13E4.c
index 262e4e55ae..27f963e4fb 100644
--- a/src/overlay100/ov100_021D13E4.c
+++ b/src/overlay100/ov100_021D13E4.c
@@ -124,7 +124,7 @@ BOOL ov100_021D14A8 (void * param0)
         }
 
         if (v0->unk_04 == v2[v0->unk_08]) {
-            sub_020059D0(0, v4[v0->unk_08], 0, 100, 111, 0);
+            Sound_PlayPokemonCry(0, v4[v0->unk_08], 0, 100, 111, 0);
         }
 
         if ((++v0->unk_04) >= v1[v0->unk_08]) {
diff --git a/src/overlay100/ov100_021D1C44.c b/src/overlay100/ov100_021D1C44.c
index 67c504745b..48882feefc 100644
--- a/src/overlay100/ov100_021D1C44.c
+++ b/src/overlay100/ov100_021D1C44.c
@@ -515,11 +515,11 @@ BOOL ov100_021D2428 (void * param0)
         }
 
         if (v0->unk_04 == 15 + 25) {
-            sub_020059D0(0, 483, -80, 40, 111, 0);
+            Sound_PlayPokemonCry(0, 483, -80, 40, 111, 0);
         }
 
         if (v0->unk_04 == 40 + 25) {
-            sub_020059D0(0, 484, +80, 40, 111, 0);
+            Sound_PlayPokemonCry(0, 484, +80, 40, 111, 0);
         }
 
         if (v0->unk_04 < 15 + 25) {
@@ -557,7 +557,7 @@ BOOL ov100_021D2428 (void * param0)
 
         sub_02017348(&v0->unk_1A0.unk_934[1].unk_00, 0);
         sub_02017348(&v0->unk_1A0.unk_934[2].unk_00, 1);
-        sub_020059D0(2, 487, 0, 127, 111, 0);
+        Sound_PlayPokemonCry(2, 487, 0, 127, 111, 0);
 
         v0->unk_04 = 0;
         v0->unk_00++;
@@ -597,7 +597,7 @@ BOOL ov100_021D2428 (void * param0)
         break;
     case 19:
         if ((++v0->unk_04) == 238) {
-            sub_020059D0(2, 487, 0, 127, 111, 0);
+            Sound_PlayPokemonCry(2, 487, 0, 127, 111, 0);
         }
 
         if (v0->unk_04 == 170) {
diff --git a/src/overlay100/ov100_021D2F0C.c b/src/overlay100/ov100_021D2F0C.c
index 48d80d23a7..09022dfe36 100644
--- a/src/overlay100/ov100_021D2F0C.c
+++ b/src/overlay100/ov100_021D2F0C.c
@@ -370,7 +370,7 @@ static void ov100_021D37F4 (SysTask * param0, void * param1)
         break;
     case 1:
         if ((++v0->unk_04) >= NELEMS(v1)) {
-            sub_020059D0(0, v0->unk_08, v0->unk_0C, 80, 111, 0);
+            Sound_PlayPokemonCry(0, v0->unk_08, v0->unk_0C, 80, 111, 0);
             v0->unk_00++;
         } else {
             sub_0201736C(&v0->unk_10->unk_00, FX32_CONST(v1[v0->unk_04]), FX32_CONST(1.00f), FX32_CONST(1.00f));
diff --git a/src/pokemon.c b/src/pokemon.c
index 736dec94f7..d1c54ad6f7 100644
--- a/src/pokemon.c
+++ b/src/pokemon.c
@@ -1,6 +1,14 @@
 #include <nitro.h>
 #include <string.h>
 
+#include "consts/generated/c/gender.h"
+
+#include "constants/items.h"
+#include "constants/moves.h"
+#include "constants/pokemon.h"
+#include "constants/sound.h"
+#include "constants/species.h"
+
 #include "inlines.h"
 
 #include "struct_decls/struct_02002F38_decl.h"
@@ -10,7 +18,7 @@
 #include "struct_decls/struct_0200C704_decl.h"
 #include "struct_decls/pokemon_animation_sys_decl.h"
 #include "struct_decls/struct_02023790_decl.h"
-#include "struct_decls/struct_0202CC84_decl.h"
+#include "struct_defs/chatot_cry.h"
 #include "struct_decls/struct_party_decl.h"
 
 #include "struct_defs/sprite_animation_frame.h"
@@ -49,12 +57,6 @@
 #include "unk_02092494.h"
 #include "flags.h"
 
-#include "consts/generated/c/gender.h"
-#include "constants/pokemon.h"
-#include "constants/species.h"
-#include "constants/items.h"
-#include "constants/moves.h"
-
 // Columns: Spicy, Dry, Sweet, Bitter, Sour
 // TODO enum here?
 static const s8 sNatureFlavorAffinities[][5] = {
@@ -4172,40 +4174,44 @@ void Pokemon_LoadLevelUpMovesOf(int monSpecies, int monForm, u16 *monLevelUpMove
     NARC_ReadWholeMemberByIndexPair(monLevelUpMoves, NARC_INDEX_POKETOOL__PERSONAL__WOTBL, monSpecies);
 }
 
-void sub_02077D3C(UnkStruct_0202CC84 *param0, int param1, u16 monSpecies, int param3, int param4, int param5, int param6, int param7)
+void Pokemon_PlayCry(ChatotCry *chatotCry, enum PokemonCryMod crymod, u16 species, int form, int pan, int volume, int forceDefaultChatot, int heapID)
 {
-    if (monSpecies == SPECIES_CHATOT) {
-        if (sub_020064C8(param1) == 0) {
-            sub_020063D4(1);
-            sub_020059D0(param1, monSpecies, param4, param5, param7, param3);
+    if (species == SPECIES_CHATOT) {
+        if (Sound_CanPlayChatotCry(crymod) == FALSE) {
+            Sound_FlagDefaultChatotCry(TRUE);
+            Sound_PlayPokemonCry(crymod, species, pan, volume, heapID, form);
         } else {
-            if (param6) {
-                sub_020063D4(1);
+            if (forceDefaultChatot) {
+                Sound_FlagDefaultChatotCry(TRUE);
             }
 
-            sub_020063E4(param0, NULL, param5, param4);
+            Sound_PlayChatotCry(chatotCry, NULL, volume, pan);
         }
-    } else {
-        sub_020059D0(param1, monSpecies, param4, param5, param7, param3);
+
+        return;
     }
+    
+    Sound_PlayPokemonCry(crymod, species, pan, volume, heapID, form);
 }
 
-void sub_02077DB4(UnkStruct_0202CC84 *param0, int param1, u16 monSpecies, int param3, int param4, int param5, int param6, int param7, u8 param8)
+void Pokemon_PlayDelayedCry(ChatotCry *chatotCry, enum PokemonCryMod crymod, u16 species, int form, int pan, int volume, int forceDefaultChatot, int heapID, u8 delay)
 {
-    if (monSpecies == SPECIES_CHATOT) {
-        if (sub_020064C8(param1) == 0) {
-            sub_020063D4(1);
-            sub_02005F4C(param1, monSpecies, param4, param5, param7, param8, param3);
+    if (species == SPECIES_CHATOT) {
+        if (Sound_CanPlayChatotCry(crymod) == FALSE) {
+            Sound_FlagDefaultChatotCry(TRUE);
+            Sound_PlayDelayedPokemonCry(crymod, species, pan, volume, heapID, delay, form);
         } else {
-            if (param6) {
-                sub_020063D4(1);
+            if (forceDefaultChatot) {
+                Sound_FlagDefaultChatotCry(TRUE);
             }
 
-            sub_02006438(param0, NULL, param5, param4, param8);
+            Sound_PlayDelayedChatotCry(chatotCry, NULL, volume, pan, delay);
         }
-    } else {
-        sub_02005F4C(param1, monSpecies, param4, param5, param7, param8, param3);
+
+        return;
     }
+    
+    Sound_PlayDelayedPokemonCry(crymod, species, pan, volume, heapID, delay, form);
 }
 
 BOOL sub_02077E3C(Pokemon *mon)
diff --git a/src/unk_02003B60.c b/src/unk_02003B60.c
index 4076d7b04b..98ba3e4b55 100644
--- a/src/unk_02003B60.c
+++ b/src/unk_02003B60.c
@@ -3,7 +3,7 @@
 
 #include "struct_decls/struct_02003D54_decl.h"
 #include "struct_decls/sys_task.h"
-#include "struct_decls/struct_0202CC84_decl.h"
+#include "struct_defs/chatot_cry.h"
 
 #include "struct_defs/struct_020052C8.h"
 #include "struct_defs/struct_020279FC.h"
@@ -49,8 +49,8 @@ struct UnkStruct_02003D54_t {
     void * unk_BCD8C;
     int unk_BCD90;
     SysTask * unk_BCD94;
-    UnkStruct_0202CC84 * unk_BCD98;
-    UnkStruct_0202CC84 * unk_BCD9C[4];
+    ChatotCry * unk_BCD98;
+    ChatotCry * unk_BCD9C[4];
     int unk_BCDAC[2];
     int unk_BCDB4[2];
     int unk_BCDBC[2];
@@ -61,7 +61,7 @@ struct UnkStruct_02003D54_t {
     u8 unk_BCDD3;
 };
 
-void sub_02003B60(UnkStruct_0202CC84 * param0, UnkStruct_020279FC * param1);
+void sub_02003B60(ChatotCry * param0, UnkStruct_020279FC * param1);
 void sub_02003BD8(void);
 void sub_02003D0C(int param0);
 UnkStruct_02003D54 * sub_02003D54(void);
@@ -87,7 +87,7 @@ static UnkStruct_02003D54 Unk_02101DF8;
 static int Unk_02101DF0;
 static NNSSndCaptureOutputEffectType Unk_02101DF4;
 
-void sub_02003B60 (UnkStruct_0202CC84 * param0, UnkStruct_020279FC * param1)
+void sub_02003B60 (ChatotCry * param0, UnkStruct_020279FC * param1)
 {
     UnkStruct_02003D54 * v0 = sub_02003D54();
 
@@ -132,7 +132,7 @@ void sub_02003BD8 (void)
             v1->unk_BCDD0[v0]--;
 
             if (v1->unk_BCDD0[v0] == 0) {
-                sub_020059D0(v1->unk_BCDAC[v0], v1->unk_BCDCC[v0], v1->unk_BCDB4[v0], v1->unk_BCDBC[v0], v1->unk_BCDC4[v0], 0);
+                Sound_PlayPokemonCry(v1->unk_BCDAC[v0], v1->unk_BCDCC[v0], v1->unk_BCDB4[v0], v1->unk_BCDBC[v0], v1->unk_BCDC4[v0], 0);
             }
         }
     }
diff --git a/src/unk_02005474.c b/src/unk_02005474.c
index 43884cd274..798b7592c9 100644
--- a/src/unk_02005474.c
+++ b/src/unk_02005474.c
@@ -1,8 +1,10 @@
 #include <nitro.h>
 #include <string.h>
 
+#include "constants/species.h"
+
 #include "struct_decls/sys_task.h"
-#include "struct_decls/struct_0202CC84_decl.h"
+#include "struct_defs/chatot_cry.h"
 
 #include "unk_02003B60.h"
 #include "unk_020041CC.h"
@@ -46,11 +48,11 @@ BOOL sub_02005844(u16 param0, u8 param1);
 BOOL sub_0200590C(u16 param0, u8 param1, u8 param2);
 void sub_0200592C(int param0);
 int sub_0200598C(void);
-BOOL sub_020059D0(int param0, u16 param1, int param2, int param3, int param4, u8 param5);
+BOOL Sound_PlayPokemonCry(int param0, u16 param1, int param2, int param3, int param4, u8 param5);
 void sub_02005E64(int param0, int param1);
 static void sub_02005EB0(SysTask * param0, void * param1);
 void sub_02005F24(void);
-void sub_02005F4C(int param0, u16 param1, int param2, int param3, int param4, u8 param5, u8 param6);
+void Sound_PlayDelayedPokemonCry(int param0, u16 param1, int param2, int param3, int param4, u8 param5, u8 param6);
 static BOOL sub_02006038(u16 param0, u8 param1);
 void sub_0200605C(void);
 static BOOL sub_020060EC(u16 param0, s8 param1, u8 param2);
@@ -407,7 +409,7 @@ BOOL sub_02005844 (u16 param0, u8 param1)
     u16 v0;
     int v1;
     u8 * v2 = sub_02003D5C(18);
-    UnkStruct_0202CC84 ** v3 = sub_02003D5C(36);
+    ChatotCry ** v3 = sub_02003D5C(36);
     u8 * v4 = sub_02003D5C(53);
 
     v0 = param0;
@@ -424,7 +426,7 @@ BOOL sub_02005844 (u16 param0, u8 param1)
 
     if (v0 == 441) {
         if (sub_0200629C(*v3, 0, 127, 0) == 1) {
-            sub_020063D4(0);
+            Sound_FlagDefaultChatotCry(0);
             return 1;
         }
     }
@@ -441,7 +443,7 @@ BOOL sub_02005844 (u16 param0, u8 param1)
         sub_02004AA0(v0, 8);
     }
 
-    sub_020063D4(0);
+    Sound_FlagDefaultChatotCry(0);
 
     if (v1 == 0) {
         (void)0;
@@ -452,7 +454,7 @@ BOOL sub_02005844 (u16 param0, u8 param1)
 
 BOOL sub_0200590C (u16 param0, u8 param1, u8 param2)
 {
-    sub_02005F4C(0, param0, 0, 127, 11, param1, param2);
+    Sound_PlayDelayedPokemonCry(0, param0, 0, 127, 11, param1, param2);
     return 1;
 }
 
@@ -499,7 +501,7 @@ int sub_0200598C (void)
     return sub_02004B04(0);
 }
 
-BOOL sub_020059D0 (int param0, u16 param1, int param2, int param3, int param4, u8 param5)
+BOOL Sound_PlayPokemonCry (int param0, u16 param1, int param2, int param3, int param4, u8 param5)
 {
     int v0, v1;
     u16 v2;
@@ -509,7 +511,7 @@ BOOL sub_020059D0 (int param0, u16 param1, int param2, int param3, int param4, u
     u8 * v9 = sub_02003D5C(17);
     u8 * v10 = sub_02003D5C(18);
     u8 * v11 = sub_02003D5C(30);
-    UnkStruct_0202CC84 ** v12 = sub_02003D5C(36);
+    ChatotCry ** v12 = sub_02003D5C(36);
 
     v4 = 0;
     v5 = 0;
@@ -522,8 +524,8 @@ BOOL sub_020059D0 (int param0, u16 param1, int param2, int param3, int param4, u
     }
 
     if (v2 != 494) {
-        if ((v2 > 495) || (v2 == 0)) {
-            v2 = 1;
+        if ((v2 > MAX_SPECIES) || (v2 == 0)) {
+            v2 = SPECIES_BULBASAUR;
         }
     }
 
@@ -552,7 +554,7 @@ BOOL sub_020059D0 (int param0, u16 param1, int param2, int param3, int param4, u
         sub_02004C4C(15);
     }
 
-    if (v2 == 441) {
+    if (v2 == SPECIES_CHATOT) {
         switch (param0) {
         case 0:
         case 1:
@@ -577,7 +579,7 @@ BOOL sub_020059D0 (int param0, u16 param1, int param2, int param3, int param4, u
 
             return 1;
         default:
-            sub_020063D4(1);
+            Sound_FlagDefaultChatotCry(1);
             break;
         }
     }
@@ -779,7 +781,7 @@ void sub_02005F24 ()
     return;
 }
 
-void sub_02005F4C (int param0, u16 param1, int param2, int param3, int param4, u8 param5, u8 param6)
+void Sound_PlayDelayedPokemonCry (int param0, u16 param1, int param2, int param3, int param4, u8 param5, u8 param6)
 {
     u16 v0;
     int * v1;
@@ -822,7 +824,7 @@ void sub_02005F4C (int param0, u16 param1, int param2, int param3, int param4, u
     }
 
     if (param5 == 0) {
-        sub_020059D0(param0, v0, param2, param3, param4, param6);
+        Sound_PlayPokemonCry(param0, v0, param2, param3, param4, param6);
         return;
     }
 
@@ -890,7 +892,7 @@ static BOOL sub_020060EC (u16 param0, s8 param1, u8 param2)
 
     *v1 = 1;
 
-    sub_020063D4(1);
+    Sound_FlagDefaultChatotCry(1);
     v0 = sub_02005844(param0, param2);
     sub_02004F68(8, 0xffff, param1);
 
diff --git a/src/unk_02006224.c b/src/unk_02006224.c
index 148f5796bf..66e1da6579 100644
--- a/src/unk_02006224.c
+++ b/src/unk_02006224.c
@@ -1,7 +1,7 @@
 #include <nitro.h>
 #include <string.h>
 
-#include "struct_decls/struct_0202CC84_decl.h"
+#include "struct_defs/chatot_cry.h"
 
 #include "struct_defs/struct_02004CB4.h"
 
@@ -12,17 +12,17 @@
 #include "unk_0202CC64.h"
 
 BOOL sub_02006224(void);
-BOOL sub_02006260(const UnkStruct_0202CC84 * param0);
-BOOL sub_0200629C(const UnkStruct_0202CC84 * param0, u32 param1, int param2, int param3);
+BOOL sub_02006260(const ChatotCry * param0);
+BOOL sub_0200629C(const ChatotCry * param0, u32 param1, int param2, int param3);
 void sub_02006350(void);
 MICResult sub_0200637C(void);
 MICResult sub_020063B8(void);
-void sub_020063C0(UnkStruct_0202CC84 * param0);
-void sub_020063D4(u8 param0);
-BOOL sub_020063E4(UnkStruct_0202CC84 * param0, u32 param1, int param2, int param3);
-BOOL sub_02006438(UnkStruct_0202CC84 * param0, u32 param1, int param2, int param3, u8 param4);
-int Sound_Chatter(UnkStruct_0202CC84 * param0);
-BOOL sub_020064C8(int param0);
+void sub_020063C0(ChatotCry * param0);
+void Sound_FlagDefaultChatotCry(u8 param0);
+BOOL Sound_PlayChatotCry(ChatotCry * param0, u32 param1, int param2, int param3);
+BOOL Sound_PlayDelayedChatotCry(ChatotCry * param0, u32 param1, int param2, int param3, u8 param4);
+int Sound_Chatter(ChatotCry * param0);
+BOOL Sound_CanPlayChatotCry(int param0);
 
 BOOL sub_02006224 (void)
 {
@@ -44,7 +44,7 @@ BOOL sub_02006224 (void)
     return 0;
 }
 
-BOOL sub_02006260 (const UnkStruct_0202CC84 * param0)
+BOOL sub_02006260 (const ChatotCry * param0)
 {
     u8 * v0 = sub_02003D5C(31);
     u8 * v1 = sub_02003D5C(54);
@@ -64,7 +64,7 @@ BOOL sub_02006260 (const UnkStruct_0202CC84 * param0)
     return 1;
 }
 
-BOOL sub_0200629C (const UnkStruct_0202CC84 * param0, u32 param1, int param2, int param3)
+BOOL sub_0200629C (const ChatotCry * param0, u32 param1, int param2, int param3)
 {
     u16 v0;
     int v1, v2;
@@ -107,7 +107,7 @@ BOOL sub_0200629C (const UnkStruct_0202CC84 * param0, u32 param1, int param2, in
     }
 
     *v4 = 1;
-    sub_020063D4(0);
+    Sound_FlagDefaultChatotCry(0);
 
     return v1;
 }
@@ -151,13 +151,13 @@ MICResult sub_020063B8 (void)
     return sub_02004B64();
 }
 
-void sub_020063C0 (UnkStruct_0202CC84 * param0)
+void sub_020063C0 (ChatotCry * param0)
 {
     sub_0202CCEC(param0, (const s8 *)sub_02005014());
     return;
 }
 
-void sub_020063D4 (u8 param0)
+void Sound_FlagDefaultChatotCry (u8 param0)
 {
     u8 * v0 = sub_02003D5C(31);
 
@@ -165,10 +165,10 @@ void sub_020063D4 (u8 param0)
     return;
 }
 
-BOOL sub_020063E4 (UnkStruct_0202CC84 * param0, u32 param1, int param2, int param3)
+BOOL Sound_PlayChatotCry (ChatotCry * param0, u32 param1, int param2, int param3)
 {
     int v0;
-    UnkStruct_0202CC84 ** v1 = sub_02003D5C(36);
+    ChatotCry ** v1 = sub_02003D5C(36);
 
     if (param0 == NULL) {
         v0 = sub_0200629C(*v1, param1, param2, param3);
@@ -177,17 +177,17 @@ BOOL sub_020063E4 (UnkStruct_0202CC84 * param0, u32 param1, int param2, int para
     }
 
     if (v0 == 0) {
-        sub_020063D4(1);
-        v0 = sub_020059D0(0, 441, param3, param2, 11, 0);
+        Sound_FlagDefaultChatotCry(1);
+        v0 = Sound_PlayPokemonCry(0, 441, param3, param2, 11, 0);
     }
 
     return v0;
 }
 
-BOOL sub_02006438 (UnkStruct_0202CC84 * param0, u32 param1, int param2, int param3, u8 param4)
+BOOL Sound_PlayDelayedChatotCry (ChatotCry * param0, u32 param1, int param2, int param3, u8 param4)
 {
     int v0;
-    UnkStruct_0202CC84 ** v1 = sub_02003D5C(36);
+    ChatotCry ** v1 = sub_02003D5C(36);
 
     if (param0 == NULL) {
         v0 = sub_0200629C(*v1, param1, param2, param3);
@@ -196,15 +196,15 @@ BOOL sub_02006438 (UnkStruct_0202CC84 * param0, u32 param1, int param2, int para
     }
 
     if (v0 == 0) {
-        sub_020063D4(1);
-        sub_02005F4C(0, 441, param3, param2, 11, param4, 0);
+        Sound_FlagDefaultChatotCry(1);
+        Sound_PlayDelayedPokemonCry(0, 441, param3, param2, 11, param4, 0);
         v0 = 1;
     }
 
     return v0;
 }
 
-int Sound_Chatter (UnkStruct_0202CC84 * param0)
+int Sound_Chatter (ChatotCry * param0)
 {
     const s8 * v0;
     s8 v1;
@@ -227,7 +227,7 @@ int Sound_Chatter (UnkStruct_0202CC84 * param0)
     return 0;
 }
 
-BOOL sub_020064C8 (int param0)
+BOOL Sound_CanPlayChatotCry (int param0)
 {
     switch (param0) {
     case 0:
diff --git a/src/unk_0202CC64.c b/src/unk_0202CC64.c
index 07c4b7d0ef..16521409d2 100644
--- a/src/unk_0202CC64.c
+++ b/src/unk_0202CC64.c
@@ -2,53 +2,49 @@
 #include <string.h>
 
 #include "struct_decls/struct_021C0794_decl.h"
+#include "struct_defs/chatot_cry.h"
 
 #include "heap.h"
 #include "unk_020244AC.h"
 #include "unk_0202CC64.h"
 
-typedef struct UnkStruct_0202CC84_t {
-    BOOL unk_00;
-    s8 unk_04[1000];
-} UnkStruct_0202CC84;
-
 int ChatotCry_SaveSize (void)
 {
-    return sizeof(UnkStruct_0202CC84);
+    return sizeof(ChatotCry);
 }
 
-void ChatotCry_Init (UnkStruct_0202CC84 * param0)
+void ChatotCry_Init (ChatotCry * param0)
 {
-    MI_CpuClear32(param0, sizeof(UnkStruct_0202CC84));
-    param0->unk_00 = 0;
+    MI_CpuClear32(param0, sizeof(ChatotCry));
+    param0->exists = FALSE;
 }
 
-UnkStruct_0202CC84 * sub_0202CC84 (int param0)
+ChatotCry * sub_0202CC84 (int param0)
 {
-    UnkStruct_0202CC84 * v0 = Heap_AllocFromHeap(param0, sizeof(UnkStruct_0202CC84));
+    ChatotCry * v0 = Heap_AllocFromHeap(param0, sizeof(ChatotCry));
 
     ChatotCry_Init(v0);
     return v0;
 }
 
-UnkStruct_0202CC84 * sub_0202CC98 (SaveData * param0)
+ChatotCry * sub_0202CC98 (SaveData * param0)
 {
-    return (UnkStruct_0202CC84 *)SaveData_Get(param0, 22);
+    return (ChatotCry *)SaveData_Get(param0, 22);
 }
 
-BOOL sub_0202CCA4 (const UnkStruct_0202CC84 * param0)
+BOOL sub_0202CCA4 (const ChatotCry * param0)
 {
-    return param0->unk_00;
+    return param0->exists;
 }
 
-void sub_0202CCA8 (UnkStruct_0202CC84 * param0)
+void sub_0202CCA8 (ChatotCry * param0)
 {
-    param0->unk_00 = 0;
+    param0->exists = FALSE;
 }
 
-const void * sub_0202CCB0 (const UnkStruct_0202CC84 * param0)
+const void * sub_0202CCB0 (const ChatotCry * param0)
 {
-    return param0->unk_04;
+    return param0->data;
 }
 
 void sub_0202CCB4 (s8 * param0, const s8 * param1)
@@ -72,31 +68,31 @@ void sub_0202CCB4 (s8 * param0, const s8 * param1)
     }
 }
 
-void sub_0202CCEC (UnkStruct_0202CC84 * param0, const s8 * param1)
+void sub_0202CCEC (ChatotCry * param0, const s8 * param1)
 {
     int v0, v1;
     s8 v2;
     u8 v3;
 
-    param0->unk_00 = 1;
+    param0->exists = TRUE;
     v1 = 0;
 
     for (v0 = 0; v0 < 1000 * 2; v0 += 2) {
         v2 = (param1[v0] / 16);
         v3 = v2 + 8;
 
-        param0->unk_04[v1] = v3;
+        param0->data[v1] = v3;
 
         v2 = (param1[v0 + 1] / 16);
         v3 = v2 + 8;
 
-        param0->unk_04[v1] |= (v3 << 4);
+        param0->data[v1] |= (v3 << 4);
 
         v1++;
     }
 }
 
-void sub_0202CD3C (UnkStruct_0202CC84 * param0, const UnkStruct_0202CC84 * param1)
+void sub_0202CD3C (ChatotCry * param0, const ChatotCry * param1)
 {
-    MI_CpuCopyFast(param1, param0, sizeof(UnkStruct_0202CC84));
+    MI_CpuCopyFast(param1, param0, sizeof(ChatotCry));
 }
diff --git a/src/unk_02051D8C.c b/src/unk_02051D8C.c
index d906dee323..686d937e13 100644
--- a/src/unk_02051D8C.c
+++ b/src/unk_02051D8C.c
@@ -8,7 +8,7 @@
 #include "trainer_info.h"
 #include "struct_decls/struct_02026324_decl.h"
 #include "struct_decls/struct_0202B628_decl.h"
-#include "struct_decls/struct_0202CC84_decl.h"
+#include "struct_defs/chatot_cry.h"
 #include "struct_decls/struct_0203A790_decl.h"
 #include "pokemon.h"
 #include "struct_decls/struct_party_decl.h"
@@ -245,7 +245,7 @@ void sub_02052184 (BattleParams * param0, const TrainerInfo * param1, int param2
     TrainerInfo_Copy(param1, param0->unk_D0[param2]);
 }
 
-void sub_020521A4 (BattleParams * param0, const UnkStruct_0202CC84 * param1, int param2)
+void sub_020521A4 (BattleParams * param0, const ChatotCry * param1, int param2)
 {
     sub_0202CD3C(param0->unk_F0[param2], param1);
 }
@@ -256,7 +256,7 @@ void sub_020521B8 (BattleParams * param0, const UnkStruct_0203CDB0 * param1, Sav
     Party * v1 = Party_GetFromSavedata(param2);
     UnkStruct_0207D3C0 * v2 = sub_0207D990(param2);
     UnkStruct_02026324 * v3 = sub_02027560(param2);
-    UnkStruct_0202CC84 * v4 = sub_0202CC98(param2);
+    ChatotCry * v4 = sub_0202CC98(param2);
     UnkStruct_020279FC * v5 = sub_02025E44(param2);
     UnkStruct_0203A790 * v6 = sub_0203A790(param2);
 
@@ -311,7 +311,7 @@ void sub_02052348 (BattleParams * param0, const UnkStruct_0203CDB0 * param1, int
     Party * v3 = Party_GetFromSavedata(param1->unk_0C);
     UnkStruct_0207D3C0 * v4 = sub_0207D990(param1->unk_0C);
     UnkStruct_02026324 * v5 = sub_02027560(param1->unk_0C);
-    UnkStruct_0202CC84 * v6 = sub_0202CC98(param1->unk_0C);
+    ChatotCry * v6 = sub_0202CC98(param1->unk_0C);
     UnkStruct_020279FC * v7 = sub_02025E44(param1->unk_0C);
     Pokemon * v8;
 
@@ -361,7 +361,7 @@ void sub_020524E4 (BattleParams * param0, const UnkStruct_0203CDB0 * param1, con
     TrainerInfo * v0 = sub_02025E38(param1->unk_0C);
     UnkStruct_0207D3C0 * v1 = sub_0207D990(param1->unk_0C);
     UnkStruct_02026324 * v2 = sub_02027560(param1->unk_0C);
-    UnkStruct_0202CC84 * v3 = sub_0202CC98(param1->unk_0C);
+    ChatotCry * v3 = sub_0202CC98(param1->unk_0C);
     UnkStruct_020279FC * v4 = sub_02025E44(param1->unk_0C);
     const UnkStruct_0202610C * v5 = param1->unk_B0;
     int v6, v7, v8;
diff --git a/src/unk_0207A6DC.c b/src/unk_0207A6DC.c
index 8a869d63b2..7fac2abe71 100644
--- a/src/unk_0207A6DC.c
+++ b/src/unk_0207A6DC.c
@@ -5,7 +5,7 @@
 
 #include "struct_decls/sys_task.h"
 #include "trainer_info.h"
-#include "struct_decls/struct_0202CC84_decl.h"
+#include "struct_defs/chatot_cry.h"
 #include "struct_decls/struct_party_decl.h"
 #include "struct_decls/battle_system.h"
 
@@ -414,13 +414,13 @@ static void sub_0207AA90 (int param0, int param1, void * param2, void * param3)
 
 BOOL sub_0207AAA0 (UnkStruct_0207A778 * param0)
 {
-    UnkStruct_0202CC84 * v0;
+    ChatotCry * v0;
 
     if (sub_02035B54() != 264) {
         return 0;
     }
 
-    v0 = (UnkStruct_0202CC84 *)&param0->unk_20[0];
+    v0 = (ChatotCry *)&param0->unk_20[0];
     sub_0202CD3C(v0, param0->unk_00->unk_F0[0]);
 
     return 1;
diff --git a/src/unk_0208C324.c b/src/unk_0208C324.c
index c5f5364886..eb817dac90 100644
--- a/src/unk_0208C324.c
+++ b/src/unk_0208C324.c
@@ -1147,7 +1147,7 @@ static void sub_0208D618 (UnkStruct_0208D7BC * param0)
     PokeSprite_LoadCryDelay(param0->unk_6A0, &v0, param0->unk_250.unk_0C, 1);
 
     if (param0->unk_250.unk_0C == 441) {
-        sub_02006438(param0->unk_24C->unk_28, 0, 100, 0, v0);
+        Sound_PlayDelayedChatotCry(param0->unk_24C->unk_28, 0, 100, 0, v0);
     } else {
         sub_0200590C(param0->unk_250.unk_0C, v0, param0->unk_250.unk_4E);
     }