Genesis, for:
Shining Force I/II
WarSong I/II
Street of Rage (Bare Knuckles) I/II/III
The enhenced version of Uncharted Waters I/II
Sonic I/II/III/and Knuckles
They have super street fighter II also
SHADOWRUN! whoohoo!
Contra - dunno if SNES has it
Eternal Champians
Samurai Spirt/Showdown
Golden Axe I/II/III
another shooter which i don't quite remember the title. A shame, i had so much fun with that one. (View from the top perspective, two characters Ben and Andy, two basic firearm and some SuperBombs. Last battle is against a nutty professor, anyone played this before?)