Poliwag evolves into Poliwhirl

Pichu evolves into Pikachu

Wailmer evolves into Wailord

Misty catches a Clauncher

Kakuna evolves into Beedrill

3 Nickit evolve into Thievul

Gossifleur evolves into Eldegoss

Multiple Clefairy evolve into Clefables

Poliwag evolves into Poliwhirl

Goh catches a Regileki & Gary catches a Regidrago

Gladion catches a Shiny Nihilego

Goh's Froakie evolves into Frogadier

Goh catches a Froakie

Goh catches a Cloyster

Goh catches a Graveler

Goh catches a Golbat

Goh catches a Gossifleur

Harmony's Eevee evolves into Jolteon & Billy's Eevee evolves into Flareon

Goh catches a Slowpoke

Multiple Nincada evolve into Ninjask

Goh catches a Galarian Corsola

Ash's Lucario devolved to Riolu & Goh's Inteleon devolved to Drizzile

Jessie's Wobbuffet devolved to Wynaut

Ash's Dragonite & Gengar devolved to Dragonair & Haunter

Ash's Pikachu devolved to Pichu & Goh's Cinderace devolved to Raboot