Mario
Cloud Strife
Sephiroth
Mega Man
(Bowser/Tifa)
(Auron/Dante)
Vincent Valentine
Ganondorf
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Solid Snake
Samus Aran
Sonic the Hedgehog
(Charizard/Yoshi)
(Crono/Ryu)
(Pikachu/Missingno)
Squall
(Luigi/Zelda)
Cloud
Sephiroth
Auron
Ganondorf
Snake
Sonic
Crono (I think Missingno. has real strength before the jokes even come in but I think Pikachu SFFs it to the ground.
Luigi
Cloud
Auron
Snake
Crono
Cloud
Snake
Cloud (barely, by next year that may be Snake)