diff --git a/include/item_use.h b/include/item_use.h
index 963d226e19..036a541012 100644
--- a/include/item_use.h
+++ b/include/item_use.h
@@ -12,6 +12,7 @@ void ItemUseOutOfBattle_SSTicket(u8);
 void ItemUseOutOfBattle_WailmerPail(u8);
 void ItemUseOutOfBattle_Medicine(u8);
 void ItemUseOutOfBattle_AbilityCapsule(u8);
+void ItemUseOutOfBattle_AbilityPatch(u8);
 void ItemUseOutOfBattle_ReduceEV(u8);
 void ItemUseOutOfBattle_SacredAsh(u8);
 void ItemUseOutOfBattle_PPRecovery(u8);
diff --git a/include/party_menu.h b/include/party_menu.h
index d4712c5b46..1bb870a835 100644
--- a/include/party_menu.h
+++ b/include/party_menu.h
@@ -50,6 +50,7 @@ void DrawHeldItemIconsForTrade(u8 *partyCounts, u8 *partySpriteIds, u8 whichPart
 void CB2_ShowPartyMenuForItemUse(void);
 void ItemUseCB_Medicine(u8 taskId, TaskFunc task);
 void ItemUseCB_AbilityCapsule(u8 taskId, TaskFunc task);
+void ItemUseCB_AbilityPatch(u8 taskId, TaskFunc task);
 void ItemUseCB_ReduceEV(u8 taskId, TaskFunc task);
 void ItemUseCB_PPRecovery(u8 taskId, TaskFunc task);
 void ItemUseCB_PPUp(u8 taskId, TaskFunc task);
diff --git a/spritesheet_rules.mk b/spritesheet_rules.mk
index 5a77d64252..c89d6e81cd 100644
--- a/spritesheet_rules.mk
+++ b/spritesheet_rules.mk
@@ -596,6 +596,18 @@ $(OBJEVENTGFXDIR)/berry_trees/colbur.4bpp: %.4bpp: %.png
 $(OBJEVENTGFXDIR)/berry_trees/roseli.4bpp: %.4bpp: %.png
 	$(GFX) $< $@ -mwidth 2 -mheight 4
 
+$(OBJEVENTGFXDIR)/berry_trees/custap.4bpp: %.4bpp: %.png
+	$(GFX) $< $@ -mwidth 2 -mheight 4
+
+$(OBJEVENTGFXDIR)/berry_trees/jaboca.4bpp: %.4bpp: %.png
+	$(GFX) $< $@ -mwidth 2 -mheight 4
+
+$(OBJEVENTGFXDIR)/berry_trees/rowap.4bpp: %.4bpp: %.png
+	$(GFX) $< $@ -mwidth 2 -mheight 4
+
+$(OBJEVENTGFXDIR)/berry_trees/micle.4bpp: %.4bpp: %.png
+	$(GFX) $< $@ -mwidth 2 -mheight 4
+
 
 $(OBJEVENTGFXDIR)/misc/breakable_rock.4bpp: %.4bpp: %.png
 	$(GFX) $< $@ -mwidth 2 -mheight 2
diff --git a/src/battle_util.c b/src/battle_util.c
index c3413679b8..f96659dd94 100644
--- a/src/battle_util.c
+++ b/src/battle_util.c
@@ -9595,7 +9595,7 @@ bool32 CanBattlerGetOrLoseItem(u8 battlerId, u16 itemId)
     u16 holdEffect = ItemId_GetHoldEffect(itemId);
 
     // Mail can be stolen now
-    if (itemId == ITEM_ENIGMA_BERRY)
+    if (itemId == ITEM_ENIGMA_BERRY_E_READER)
         return FALSE;
     // Primal Reversion inducing items cannot be lost if pokemon's base species can undergo primal reversion with it.
     else if (holdEffect == HOLD_EFFECT_PRIMAL_ORB && (GetPrimalReversionSpecies(GET_BASE_SPECIES_ID(species), itemId) != SPECIES_NONE))
diff --git a/src/data/items.h b/src/data/items.h
index 63ad66dfec..f55ddf48d3 100644
--- a/src/data/items.h
+++ b/src/data/items.h
@@ -846,7 +846,7 @@ const struct Item gItems[] =
 
     [ITEM_CASTELIACONE] =
     {
-        .name = _("CasteliaCone"),
+        .name = _("Casteliacone"),
         .itemId = ITEM_CASTELIACONE,
         .price = 350,
         .description = sCasteliaconeDesc,
@@ -1095,7 +1095,7 @@ const struct Item gItems[] =
         .description = sAbilityPatchDesc,
         .pocket = POCKET_ITEMS,
         .type = ITEM_USE_PARTY_MENU,
-        .fieldUseFunc = ItemUseOutOfBattle_CannotUse, // Todo
+        .fieldUseFunc = ItemUseOutOfBattle_AbilityPatch,
     },
 
 // Mints
@@ -7037,13 +7037,21 @@ const struct Item gItems[] =
         .flingPower = 10,
     },
 
+#if defined(BATTLE_ENGINE) && B_CONFUSE_BERRIES_HEAL >= GEN_8
+    #define CONFUSE_BERRY_HEAL_FRACTION 3
+#elif defined(BATTLE_ENGINE) && B_CONFUSE_BERRIES_HEAL == GEN_7
+    #define CONFUSE_BERRY_HEAL_FRACTION 2
+#else
+    #define CONFUSE_BERRY_HEAL_FRACTION 8
+#endif
+
     [ITEM_FIGY_BERRY] =
     {
         .name = _("Figy Berry"),
         .itemId = ITEM_FIGY_BERRY,
         .price = 20,
         .holdEffect = HOLD_EFFECT_CONFUSE_SPICY,
-        .holdEffectParam = 8,
+        .holdEffectParam = CONFUSE_BERRY_HEAL_FRACTION,
         .description = sFigyBerryDesc,
         .pocket = POCKET_BERRIES,
         .type = ITEM_USE_BAG_MENU,
@@ -7057,7 +7065,7 @@ const struct Item gItems[] =
         .itemId = ITEM_WIKI_BERRY,
         .price = 20,
         .holdEffect = HOLD_EFFECT_CONFUSE_DRY,
-        .holdEffectParam = 8,
+        .holdEffectParam = CONFUSE_BERRY_HEAL_FRACTION,
         .description = sWikiBerryDesc,
         .pocket = POCKET_BERRIES,
         .type = ITEM_USE_BAG_MENU,
@@ -7071,7 +7079,7 @@ const struct Item gItems[] =
         .itemId = ITEM_MAGO_BERRY,
         .price = 20,
         .holdEffect = HOLD_EFFECT_CONFUSE_SWEET,
-        .holdEffectParam = 8,
+        .holdEffectParam = CONFUSE_BERRY_HEAL_FRACTION,
         .description = sMagoBerryDesc,
         .pocket = POCKET_BERRIES,
         .type = ITEM_USE_BAG_MENU,
@@ -7085,7 +7093,7 @@ const struct Item gItems[] =
         .itemId = ITEM_AGUAV_BERRY,
         .price = 20,
         .holdEffect = HOLD_EFFECT_CONFUSE_BITTER,
-        .holdEffectParam = 8,
+        .holdEffectParam = CONFUSE_BERRY_HEAL_FRACTION,
         .description = sAguavBerryDesc,
         .pocket = POCKET_BERRIES,
         .type = ITEM_USE_BAG_MENU,
@@ -7099,7 +7107,7 @@ const struct Item gItems[] =
         .itemId = ITEM_IAPAPA_BERRY,
         .price = 20,
         .holdEffect = HOLD_EFFECT_CONFUSE_SOUR,
-        .holdEffectParam = 8,
+        .holdEffectParam = CONFUSE_BERRY_HEAL_FRACTION,
         .description = sIapapaBerryDesc,
         .pocket = POCKET_BERRIES,
         .type = ITEM_USE_BAG_MENU,
@@ -7107,6 +7115,8 @@ const struct Item gItems[] =
         .flingPower = 10,
     },
 
+#undef CONFUSE_BERRY_HEAL_FRACTION
+
     [ITEM_RAZZ_BERRY] =
     {
         .name = _("Razz Berry"),
@@ -7479,7 +7489,7 @@ const struct Item gItems[] =
         .itemId = ITEM_COBA_BERRY,
         .price = 20,
         .holdEffect = HOLD_EFFECT_RESIST_BERRY,
-        .holdEffectParam = TYPE_FIGHTING,
+        .holdEffectParam = TYPE_FLYING,
         .description = sCobaBerryDesc,
         .pocket = POCKET_BERRIES,
         .type = ITEM_USE_BAG_MENU,
diff --git a/src/data/text/item_descriptions.h b/src/data/text/item_descriptions.h
index 5c70e17b26..4706ddfdba 100644
--- a/src/data/text/item_descriptions.h
+++ b/src/data/text/item_descriptions.h
@@ -3615,7 +3615,7 @@ static const u8 sPokeRadarDesc[] = _(
 
 static const u8 sPokeblockCaseDesc[] = _(
     "A case for holding\n"
-    "Pokéblocks made with\n"
+    "{POKEBLOCK}s made with\n"
     "a Berry Blender.");
 
 static const u8 sSootSackDesc[] = _(
diff --git a/src/item_use.c b/src/item_use.c
index 42dffdaab9..02446b4ce2 100755
--- a/src/item_use.c
+++ b/src/item_use.c
@@ -756,6 +756,12 @@ void ItemUseOutOfBattle_AbilityCapsule(u8 taskId)
     SetUpItemUseCallback(taskId);
 }
 
+void ItemUseOutOfBattle_AbilityPatch(u8 taskId)
+{
+    gItemUseCB = ItemUseCB_AbilityPatch;
+    SetUpItemUseCallback(taskId);
+}
+
 void ItemUseOutOfBattle_ReduceEV(u8 taskId)
 {
     gItemUseCB = ItemUseCB_ReduceEV;
diff --git a/src/party_menu.c b/src/party_menu.c
index f7c9d913af..4856a81ed4 100755
--- a/src/party_menu.c
+++ b/src/party_menu.c
@@ -4479,6 +4479,100 @@ void ItemUseCB_AbilityCapsule(u8 taskId, TaskFunc task)
     gTasks[taskId].func = Task_AbilityCapsule;
 }
 
+void Task_AbilityPatch(u8 taskId)
+{
+    static const u8 askText[] = _("Would you like to change {STR_VAR_1}'s\nability to {STR_VAR_2}?");
+    static const u8 doneText[] = _("{STR_VAR_1}'s ability became\n{STR_VAR_2}!{PAUSE_UNTIL_PRESS}");
+    s16 *data = gTasks[taskId].data;
+
+    switch (tState)
+    {
+    case 0:
+
+    // If Hidden Abilities have been implemented without the use of Pokémon Expansion and added to the `abilities` field
+    // as ability no. 3 (eg. {ABILITY_OVERGROW, ABILITY_NONE, ABILITY_CHLOROPHYLL} )
+    // you can remove this #ifdef.
+    #ifdef POKEMON_EXPANSION
+        // Can't use.
+        if (gBaseStats[tSpecies].abilities[tAbilityNum] == 0
+            || !tSpecies
+            || GetMonData(&gPlayerParty[tMonId], MON_DATA_ABILITY_NUM, NULL) > 1
+            )
+    #endif
+        {
+            gPartyMenuUseExitCallback = FALSE;
+            PlaySE(SE_SELECT);
+            DisplayPartyMenuMessage(gText_WontHaveEffect, 1);
+            ScheduleBgCopyTilemapToVram(2);
+            gTasks[taskId].func = Task_ClosePartyMenuAfterText;
+            return;
+        }
+        gPartyMenuUseExitCallback = TRUE;
+        GetMonNickname(&gPlayerParty[tMonId], gStringVar1);
+        StringCopy(gStringVar2, gAbilityNames[GetAbilityBySpecies(tSpecies, tAbilityNum)]);
+        StringExpandPlaceholders(gStringVar4, askText);
+        PlaySE(SE_SELECT);
+        DisplayPartyMenuMessage(gStringVar4, 1);
+        ScheduleBgCopyTilemapToVram(2);
+        tState++;
+        break;
+    case 1:
+        if (!IsPartyMenuTextPrinterActive())
+        {
+            PartyMenuDisplayYesNoMenu();
+            tState++;
+        }
+        break;
+    case 2:
+        switch (Menu_ProcessInputNoWrapClearOnChoose())
+        {
+        case 0:
+            tState++;
+            break;
+        case 1:
+        case MENU_B_PRESSED:
+            gPartyMenuUseExitCallback = FALSE;
+            PlaySE(SE_SELECT);
+            ScheduleBgCopyTilemapToVram(2);
+            // Don't exit party selections screen, return to choosing a mon.
+            ClearStdWindowAndFrameToTransparent(6, 0);
+            ClearWindowTilemap(6);
+            DisplayPartyMenuStdMessage(5);
+            gTasks[taskId].func = (void *)GetWordTaskArg(taskId, tOldFunc);
+            return;
+        }
+        break;
+    case 3:
+        PlaySE(SE_USE_ITEM);
+        StringExpandPlaceholders(gStringVar4, doneText);
+        DisplayPartyMenuMessage(gStringVar4, 1);
+        ScheduleBgCopyTilemapToVram(2);
+        tState++;
+        break;
+    case 4:
+        if (!IsPartyMenuTextPrinterActive())
+            tState++;
+        break;
+    case 5:
+        SetMonData(&gPlayerParty[tMonId], MON_DATA_ABILITY_NUM, &tAbilityNum);
+        RemoveBagItem(gSpecialVar_ItemId, 1);
+        gTasks[taskId].func = Task_ClosePartyMenu;
+        break;
+    }
+}
+
+void ItemUseCB_AbilityPatch(u8 taskId, TaskFunc task)
+{
+    s16 *data = gTasks[taskId].data;
+
+    tState = 0;
+    tMonId = gPartyMenu.slotId;
+    tSpecies = GetMonData(&gPlayerParty[tMonId], MON_DATA_SPECIES, NULL);
+    tAbilityNum = 2;
+    SetWordTaskArg(taskId, tOldFunc, (uintptr_t)(gTasks[taskId].func));
+    gTasks[taskId].func = Task_AbilityPatch;
+}
+
 #undef tState
 #undef tSpecies
 #undef tAbilityNum