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Raichu
Number: 26
Type: Electric
This Pokemon can be found in:
Pokemon Red/Blue: By using Thunder Stone on Pikachu or it can be found on Route 23, Power Plant or in the Unknown Dungeon
Pokemon Yellow: not in this game (Note: In Pokemon Yellow Pikachu doesn't want to be evolved.)
Pokemon Gold/Silver/Crystal: By using Thunder Stone on Pikachu
Pokemon Ruby/Sapphire: By using Thunder stone on Pikachu
Raichu's Evolution