Shit I own:

NES - SNES - GameBoy(Old School Grey, Color) - Nintendo DS - SEGA Genesis - SEGA Dreamcast - Wii - PS1-3

NES: Super Mario 1-3, Dragon Warrior, Golgo 13, Punch-Out, Tetris 2, Legenda of Zelda I & II, Final Fantasy, NES Football, Megaman 6, Metal Gear, Snake's Revenge, Ducktales, Spy Vs. Spy, Teenage Mutant Ninja Turtles 3: The Manhattan Project, Rygar, James Bond Jr., Metroid, Where in Time is Carmen Sandiego?

SNES: Super Mario (World, RPG, All Stars, Mega Man X 1 & 2, X Men: Mutant Apocalypse, Earthworm Jim 2, Teenage Mutant Ninja Turtles 4: Turtles in Time, Super Star Wars, Mortal Kombat, Donkey Kong Country 1 and 2, Legend of Zelda: Link to the Past, Tiny Toons: Buster Busts Loose.

GameBoy: Pokemon (Red, Yellow, Gold, Silver), Simpsons: Bart Vs. the Juggerauts, Tetris, Super Mario Land 1-3, Mortal Kombat

Nintedo DS: Contra 4, Castlevania: Dawn of Sorrow

That's all I'm putting for now.