Lol, don't even ask me why I made this. I just liked the thought of it.(so sue me)
Scenario: These masterminds meet after each universes Earth is fused together into what shall be known as "Earth Supreme". Earth Supreme through the fusion of all the Earths has seem to developed invulnerability, it can not be destroyed in any way. Each of them however what to conquer Earth for themselves and an all out war soon follows. All feats shall apply for every character. They each get 1 year to make stuff.(Archie comic versions/manga versions/game versions/ show versions/ non-cannon will be counted for this, keep in mind that things like Super Android 16 required both Myuu and Gero working together to make, and thus won't be allowed.)
Battle is until the entire army is obliterated.