Wario may have about as many forms as Mario, but even Mario and Galactus would tremble before Goku. Goku could beat pretty much anyone in normal form. He’s possibly the strongest media character in existence. (Not counting high aboves) Goku wins.

Fanfic version below

https://dreager1.com/2012/11/17/tournament-smashers-episode-18-goku-vs-wario/