User blog comment:TheRetroGamer666/Cartoon MUGEN roster/@comment-27240125-20121216004142/@comment-5483353-20121217041336

Antione: Doesn't exist

Peach: Might be considering...

Pokemon: Technically not a cartoon.

More Transformers: Might be considering...

Megaman: Definitely

Spider-Man: Definitely

Knuckles and Shadow: No, Knuckles only appeared in one episode of Sonic Underground and Shadow was in Sonic X, which is not a cartoon.