who Ash released, was hatched from an egg. In Hoenn, Ash only caught a few new Pokémon, and surprisingly, his team only included one of the region’s starter Pokémon instead of all three.
Pikachu has a battle win rate of 89% in 538 battles, proving to be Ash's strongest Pokemon. Greninja showcases a win rate of 87% in 55 battles, transforming into Ash-Greninja to secure victories.