Oh my God, given your rules, it is Wii HANDS DOWN. There is no way any other system IN EXISTANCE can compete with:
Mario 1, 2, 3
Super Mario World
Super Mario 64
Super Mario Galaxy
Metroid
Super Metroid
Metroid Prime 1,2,3 (Trilogy)
Zelda 1, 2, 3
Zelda 5, 6
Zelda TP
Starfox 64
Castlevania 1,2,3
Ninja Gaiden 1,2,3
Excite Bike, Excite Truck
Double Dragon
Adventure Island
Mike Tyson's Punch Out
Super Punch Out
Punch Out Wii
No More Heroes
Muramasa
Kirby's Adventure, Dreamland, 64
MegaMan 1,2,3
Muramasa: The Demon Blade
Tales of Symphonia
Mario Kart 64, Mario Kart Wii
De Blob
Boom Blox
Secret of Mana
Final Fantasy
Super Smash Brothers: Brawl
Super Mario RPG
Mario Party 8
Mario Super Sluggers
Wave Race 64
Super Star Wars 1,2,3
Wii Sports, Wii Sports Resort
Super Paper Mario
Paper Mario
Wii Play, Music, Fit
ActRaiser
Contra 1,2,3
DKC 1, 2, 3
MadWorld
Conduit
Kid Icarus
Harvest Moon (SNES)
Final Fight
Wario Ware
Resident Evil 4
I mean, should I keep going? There is absolutely no contest here. The Wii is obviously the dominant console when it comes to who has the best games. And this isn't even counting Wiiware, or the games that are going to come out in the future for VC and Wii, I mean, there is nothing more to say, the Wii is the best.