User blog comment:AwesomeEthan48/Ethan's Q&A Blog/@comment-43568480-20191219163542/@comment-43778549-20191219180813

Well, I think one rematch is enough.

We don't need Mario vs Sonic 3 because there's the two pre-existing episodes to watch if you disagree with the result of one of the episodes.

We also don't need Goku vs Superman 3 because then the salt pile would be HUGE!