Some good ones were already mentioned, I'll name some others.
Rock n Roll Racing
Paladin's Quest
Breath of Fire 2
Castlevania Dracula X
Ogre Battle
Harvest Moon
Gradius 3
Flashback
Out of this World
Shadowrun
Super Mario RPG
Joe and Mac 1 & 2
and a bunch of others. The SNES is the best system ever made.
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