top_snes_multiplayer_games

* The Donkey Kong Country Trilogy (can play contest or co-op)
* Any of them Street Fighter II or Street Fighter Alpha 2 game
* Final Fight 2 & 3
* Teenage Mutant Ninja Turtles IV: Turtles in Time or Tournament Fighters
* Tetris Attack
* Secret of Mana (can play up to 3 players via multi-tap, for VC no multi-tap necessary)
* Super Mario World
* Mortal Kombat II or Ultimate Mortal Kombat 3
* Fatal Fury Special
* Saturday Night Slam Masters (can play up to 4 players)
* Mega Man's Soccer
* Super Mario All-Stars
* Kirby Superstar
* Final Fantasy VI (all players can assign turns)
* Tetris/Dr. Mario
* Rival Turf
* Killer Instinct
* MMPR: The Movie or Fighting Edition
* Wild Guns
* Contra III
* Clay Fighter games (all of them)
* Super Mario Kart
* Street Racer (can play up to 4 players)
* Top Gear 1, 2, & 3000 (no there's not that many TG sequels, only 3, the third one is called Top Gear 3000)
* King of the Monsters 1 & 2
* Zombies Ate My Neighbors
* Seiken Densetsu 3 (the repro one has a patch for up to 3 players co-op)
* Looney Tunes B-Ball
* Gauntlet II
* Rock 'N' Roll Racing
* Super Famicom Wars
* Captain America and the Avengers
* Spider-Man/Venom games
* Battletoads/Double Dragon
* Super Double Dragon
* Battletoads in Battlemaniacs
* Any of them Super Bomberman games
Can't believe the above poster left off Pocky & Rocky 1 & 2.
Sunset Riders should be on that list as well
Turtles in Time and Contra III are two of my favorites.
-Wild Guns
-Pocky & Rocky (the 2nd one isn't very fun for the 2nd player, he's stuck with the useless sidekick)
-TMNT4
-SMK
http://www.gamefaqs.com/boards/916396-super-nintendo/66906723