Pokémon evolves into Pokémon through

Kadabra ---> Alakazam use Item Trade Stone

Machoke ---> Machamp use Item Trade Stone

Graveler ---> Golem use Item Trade Stone

Haunter ---> Gengar use Item Trade Stone

Slowpoke   --->   Slowking   use Item King’s Rock

Poliwhirl   --->   Politoed   use Item King’s Rock

Onix   --->   Steelix   use Item Metal Coat

Scyther   --->   Scizor   use Item Metal Coat

Seadra   --->  Kingdra   use Item Dragon Scale

Porygon   --->  Porygon2   use Item Up-Grade

Feebas   --->   Milotic   use Item Prism Scale

Clamperl   --->  Huntail   use Item Deep Sea Tooth

Clamperl   --->   Gorebyss   use Item Deep Sea Scale

Rhydon   --->   Rhyperior   use Item Protector

Electabuzz   --->   Electivire   use Item Electirizer

Magmar   --->   Magmortar   use Item Magmarizer

Eevee   --->   Leafeon   use Item Leaf Stone

Eevee   --->   Glaceon   use Item Ice Stone

Eevee   --->   Sylveon   Level 50

Porygon2   --->   Porygon-Z   use Item Dubious Disc

Nosepass   --->   Probopass   use Item Thunder Stone

Dusclops   --->   Dusknoir   use Item Reaper Cloth

Boldore   --->   Gigalith   use Item Trade Stone

Gurdurr   --->   Conkeldurr   use Item Trade Stone

Karrablast   --->   Escavalier   use Item Trade Stone

Shelmet   --->   Accelgor   use Item Trade Stone

Spritzee   --->   Aromatisse   use Item Sachet

Swirlix   --->   Slurpuff   use Item Whipped Dream

Inkay   --->   Malamar   Level 30

Phantump   --->   Trevenant   use Item Trade Stone

Pumpkaboo   --->   Gourgeist   use Item Trade Stone

Charjabug   --->   Vikavolt   use Item Thunder Stone

Crabrawler   --->   Crabominable   use Item Ice Stone

Sinistea   --->   Polteageist   use Item Cracked Pot

Galarian Farfetch’d  --->   Sirfetch’d   Level-Up holding Leek

Galarian Yamask   --->   Runerigus   Level 34

Milcery   --->   Alcremie   use Sweet Items

Kubfu   --->   Urshifu   use Item Scroll