diff --git a/src/data/balance/starters.ts b/src/data/balance/starters.ts
index ec66401675b..ee33142e981 100644
--- a/src/data/balance/starters.ts
+++ b/src/data/balance/starters.ts
@@ -51,9 +51,7 @@ export const speciesStarterCosts = {
   [Species.SANDSHREW]: 2,
   [Species.NIDORAN_F]: 3,
   [Species.NIDORAN_M]: 3,
-  [Species.CLEFAIRY]: 3,
   [Species.VULPIX]: 3,
-  [Species.JIGGLYPUFF]: 2,
   [Species.ZUBAT]: 3,
   [Species.ODDISH]: 3,
   [Species.PARAS]: 2,
@@ -84,22 +82,15 @@ export const speciesStarterCosts = {
   [Species.VOLTORB]: 2,
   [Species.EXEGGCUTE]: 3,
   [Species.CUBONE]: 3,
-  [Species.HITMONLEE]: 4,
-  [Species.HITMONCHAN]: 4,
   [Species.LICKITUNG]: 3,
   [Species.KOFFING]: 2,
   [Species.RHYHORN]: 4,
-  [Species.CHANSEY]: 3,
   [Species.TANGELA]: 3,
   [Species.KANGASKHAN]: 4,
   [Species.HORSEA]: 3,
   [Species.GOLDEEN]: 2,
   [Species.STARYU]: 3,
-  [Species.MR_MIME]: 3,
   [Species.SCYTHER]: 5,
-  [Species.JYNX]: 4,
-  [Species.ELECTABUZZ]: 4,
-  [Species.MAGMAR]: 4,
   [Species.PINSIR]: 4,
   [Species.TAUROS]: 4,
   [Species.MAGIKARP]: 4,
@@ -110,7 +101,6 @@ export const speciesStarterCosts = {
   [Species.OMANYTE]: 3,
   [Species.KABUTO]: 3,
   [Species.AERODACTYL]: 5,
-  [Species.SNORLAX]: 5,
   [Species.ARTICUNO]: 5,
   [Species.ZAPDOS]: 6,
   [Species.MOLTRES]: 6,
@@ -132,8 +122,6 @@ export const speciesStarterCosts = {
   [Species.TOGEPI]: 3,
   [Species.NATU]: 2,
   [Species.MAREEP]: 2,
-  [Species.MARILL]: 4,
-  [Species.SUDOWOODO]: 3,
   [Species.HOPPIP]: 2,
   [Species.AIPOM]: 2,
   [Species.SUNKERN]: 1,
@@ -142,7 +130,6 @@ export const speciesStarterCosts = {
   [Species.MURKROW]: 3,
   [Species.MISDREAVUS]: 2,
   [Species.UNOWN]: 1,
-  [Species.WOBBUFFET]: 2,
   [Species.GIRAFARIG]: 3,
   [Species.PINECO]: 2,
   [Species.DUNSPARCE]: 3,
@@ -158,7 +145,6 @@ export const speciesStarterCosts = {
   [Species.CORSOLA]: 2,
   [Species.REMORAID]: 2,
   [Species.DELIBIRD]: 2,
-  [Species.MANTINE]: 3,
   [Species.SKARMORY]: 4,
   [Species.HOUNDOUR]: 3,
   [Species.PHANPY]: 3,
@@ -206,7 +192,6 @@ export const speciesStarterCosts = {
   [Species.MINUN]: 2,
   [Species.VOLBEAT]: 2,
   [Species.ILLUMISE]: 2,
-  [Species.ROSELIA]: 3,
   [Species.GULPIN]: 1,
   [Species.CARVANHA]: 3,
   [Species.WAILMER]: 2,
@@ -232,7 +217,6 @@ export const speciesStarterCosts = {
   [Species.SHUPPET]: 2,
   [Species.DUSKULL]: 3,
   [Species.TROPIUS]: 3,
-  [Species.CHIMECHO]: 3,
   [Species.ABSOL]: 4,
   [Species.WYNAUT]: 2,
   [Species.SNORUNT]: 2,
@@ -543,7 +527,6 @@ export const speciesStarterCosts = {
   [Species.GALAR_PONYTA]: 2,
   [Species.GALAR_SLOWPOKE]: 3,
   [Species.GALAR_FARFETCHD]: 3,
-  [Species.GALAR_MR_MIME]: 3,
   [Species.GALAR_ARTICUNO]: 6,
   [Species.GALAR_ZAPDOS]: 6,
   [Species.GALAR_MOLTRES]: 6,
diff --git a/src/system/achv.ts b/src/system/achv.ts
index fb17e7b1ced..a2777101186 100644
--- a/src/system/achv.ts
+++ b/src/system/achv.ts
@@ -365,7 +365,7 @@ export const achvs = {
   FRESH_START: new ChallengeAchv("FRESH_START", "", "FRESH_START.description", "reviver_seed", 100, (c) => c instanceof FreshStartChallenge && c.value > 0 && !globalScene.gameMode.challenges.some(c => [ Challenges.INVERSE_BATTLE, Challenges.FLIP_STAT ].includes(c.id) && c.value > 0)),
   INVERSE_BATTLE: new ChallengeAchv("INVERSE_BATTLE", "", "INVERSE_BATTLE.description", "inverse", 100, (c) => c instanceof InverseBattleChallenge && c.value > 0),
   FLIP_STATS: new ChallengeAchv("FLIP_STATS", "", "FLIP_STATS.description", "dubious_disc", 100, (c) => c instanceof FlipStatChallenge && c.value > 0),
-  FLIP_INVERSE: new ChallengeAchv("FLIP_INVERSE", "", "FLIP_INVERSE.description", "cracked_pot", 100, (c) => c instanceof FlipStatChallenge && c.value > 0 && globalScene.gameMode.challenges.every(c => [ Challenges.INVERSE_BATTLE, Challenges.FLIP_STAT ].includes(c.id) && c.value > 0)),
+  FLIP_INVERSE: new ChallengeAchv("FLIP_INVERSE", "", "FLIP_INVERSE.description", "cracked_pot", 100, (c) => c instanceof FlipStatChallenge && c.value > 0 && globalScene.gameMode.challenges.every(c => [ Challenges.INVERSE_BATTLE, Challenges.FLIP_STAT ].includes(c.id) && c.value > 0)).setSecret(),
   BREEDERS_IN_SPACE: new Achv("BREEDERS_IN_SPACE", "", "BREEDERS_IN_SPACE.description", "moon_stone", 50).setSecret(),
 };