diff --git a/src/data/pokemon-species.ts b/src/data/pokemon-species.ts
index adbc1c0fa56..c98aa44d13c 100644
--- a/src/data/pokemon-species.ts
+++ b/src/data/pokemon-species.ts
@@ -3383,7 +3383,7 @@ export const starterPassiveAbilities = {
   [Species.SQUIRTLE]: Abilities.STURDY,
   [Species.CATERPIE]: Abilities.MAGICIAN,
   [Species.WEEDLE]: Abilities.TINTED_LENS,
-  [Species.PIDGEY]: Abilities.FLARE_BOOST,
+  [Species.PIDGEY]: Abilities.SHEER_FORCE,
   [Species.RATTATA]: Abilities.STRONG_JAW,
   [Species.SPEAROW]: Abilities.MOXIE,
   [Species.EKANS]: Abilities.REGENERATOR,
@@ -3421,7 +3421,7 @@ export const starterPassiveAbilities = {
   [Species.VOLTORB]: Abilities.TRANSISTOR,
   [Species.EXEGGCUTE]: Abilities.RIPEN,
   [Species.CUBONE]: Abilities.PARENTAL_BOND,
-  [Species.LICKITUNG]: Abilities.THICK_FAT,
+  [Species.LICKITUNG]: Abilities.CHEEK_POUCH,
   [Species.KOFFING]: Abilities.PARENTAL_BOND,
   [Species.RHYHORN]: Abilities.FILTER,
   [Species.TANGELA]: Abilities.SEED_SOWER,
@@ -3486,7 +3486,7 @@ export const starterPassiveAbilities = {
   [Species.SKARMORY]: Abilities.LIGHTNING_ROD,
   [Species.HOUNDOUR]: Abilities.DROUGHT,
   [Species.PHANPY]: Abilities.SPEED_BOOST,
-  [Species.STANTLER]: Abilities.ANALYTIC,
+  [Species.STANTLER]: Abilities.SPEED_BOOST,
   [Species.SMEARGLE]: Abilities.PRANKSTER,
   [Species.TYROGUE]: Abilities.MOXIE,
   [Species.SMOOCHUM]: Abilities.PSYCHIC_SURGE,
@@ -3617,7 +3617,7 @@ export const starterPassiveAbilities = {
   [Species.DIALGA]: Abilities.LEVITATE,
   [Species.PALKIA]: Abilities.SPEED_BOOST,
   [Species.HEATRAN]: Abilities.EARTH_EATER,
-  [Species.REGIGIGAS]: Abilities.MINDS_EYE,
+  [Species.REGIGIGAS]: Abilities.SCRAPPY,
   [Species.GIRATINA]: Abilities.SHADOW_SHIELD,
   [Species.CRESSELIA]: Abilities.SHADOW_SHIELD,
   [Species.PHIONE]: Abilities.SIMPLE,
@@ -3671,7 +3671,7 @@ export const starterPassiveAbilities = {
   [Species.EMOLGA]: Abilities.TRANSISTOR,
   [Species.KARRABLAST]: Abilities.QUICK_DRAW,
   [Species.FOONGUS]: Abilities.THICK_FAT,
-  [Species.FRILLISH]: Abilities.UNAWARE,
+  [Species.FRILLISH]: Abilities.POISON_HEAL,
   [Species.ALOMOMOLA]: Abilities.MULTISCALE,
   [Species.JOLTIK]: Abilities.TRANSISTOR,
   [Species.FERROSEED]: Abilities.ROUGH_SKIN,
@@ -3745,7 +3745,7 @@ export const starterPassiveAbilities = {
   [Species.HOOPA]: Abilities.OPPORTUNIST,
   [Species.VOLCANION]: Abilities.FILTER,
   [Species.ROWLET]: Abilities.SNIPER,
-  [Species.LITTEN]: Abilities.FUR_COAT,
+  [Species.LITTEN]: Abilities.OPPORTUNIST,
   [Species.POPPLIO]: Abilities.PUNK_ROCK,
   [Species.PIKIPEK]: Abilities.TECHNICIAN,
   [Species.YUNGOOS]: Abilities.TOUGH_CLAWS,
@@ -3899,7 +3899,7 @@ export const starterPassiveAbilities = {
   [Species.FRIGIBAX]: Abilities.SNOW_WARNING,
   [Species.GIMMIGHOUL]: Abilities.HONEY_GATHER,
   [Species.WO_CHIEN]: Abilities.VESSEL_OF_RUIN,
-  [Species.CHIEN_PAO]: Abilities.SNOW_WARNING,
+  [Species.CHIEN_PAO]: Abilities.INTIMIDATE,
   [Species.TING_LU]: Abilities.STAMINA,
   [Species.CHI_YU]: Abilities.BERSERK,
   [Species.ROARING_MOON]: Abilities.TOUGH_CLAWS,