“Hey, Mewtwo, I really wanna battle you, too!...” – Ash, Pokémon ... TV Quotes Database

Hey, Mewtwo, I really wanna battle you, too! If I can defeat the world's strongest Pokémon, I'd be one step closer to Pokémon Master!

Pika-pika!

So, Mewtwo? Will you battle us?

Yeah, Mewtwo, will you?

[Mewtwo takes a look at both the determined faces of Ash and Goh. It smirks before making its decision.]

MMewtwo

Fine.

[Ash and Goh smile excitedly. They may work well together, but this battle will give them a run for their money...]

MMewtwo

Alright. Come at me with those dreams of yours!

Ash, Pikachu and others in “Getting More Than You Battled For!”