Off the top of my head (A * means I beat it):

PSX:
Final Fantasy VII*
Final Fantasy VIII*
Final Fantasy Anthology (V and VI)
Chrono Cross
The Legend of Dragoon
Final Fantasy Tactics
Megaman X6*

N64:
Super Mario 64*
The Legend of Zelda: Ocarina of Time*
StarFox 64*
Goldeneye 007
Tomorrow Never Dies
Pokemon Stadium
Pokemon Snap!
Pokemon Puzzle Leauge*
Super Smash Bros.*
Power Rangers Lightspeed Rescue (Don't ask)
Gauntlet Legends
Star Wars: Shadows of the Empire

PS2:
Final Fantasy X*
Final Fantasy XII: Collector's Edition
Kingdom Hearts*
Kingdom Hearts II*
The Bouncer*
Wild ARMs 3
Wild ARMs 4*
Star Ocean: Til The End of Time
Xenosaga Episode I
RPG Maker 3
Soul Calibur II*
Soul Calibur III*
Street Fighter Alpha Anthology*
DragonBall Z: Budokai 3*
Dirge of Cerberus: Final Fantasy VII*
Rocky Legends
Sonic Mega Collection
Megaman Anniversary Collection
Megaman X Collection
Megaman X7
Megaman X Command Mission

GCN:
Super Mario Sunshine*
The Legend of Zelda: The Wind Waker*
The Legend of Zelda: Ocarina of Time Master Quest*
StarFox Adventures*
Phantasy Star Online: Episode I and II Plus
Super Smash Bros. Melee*
Sonic Adventure DX: Director's Cut*
Sonic Adventure 2: Battle*
Sonic Heroes*
Sonic Gems Collection
Capcom VS SNK 2: EO*
Dance Dance Revolution: Mario Mix
Billy Hatcher and The Giant Egg
Metroid Prime*
Pikmin
Fire Emblem: Path of Radience
Final Fantasy Crystal Chronicles

Wii:
Wii Sports
The Legend of Zelda: Twilight Princess*
Excite Truck*
Wii Play
Sonic and The Secret Rings*
Spider-Man 3*
Mario Party 8
Transformers: The Game
Pokemon Battle Revolution
Punch-Out!! (VC)
Galaga (VC)
Kirby's Adventure (VC)
Super Mario Bros. (VC)
The Legend of Zelda (VC)
Pac-Man (VC)
Super Castlevania IV* (VC)
Super Mario World* (VC)
Donkey Kong Country* (VC)
Super Metroid* (VC)
Street Fighter II Turbo* (VC)

GBA:
Pokemon Emerald
DragonBall Z: The Legacy of Goku 2*
Phantasy Star Collection
The Legend of Zelda: A Link to The Past*
Golden Sun*
Metroid Fusion*

DS:
Phoenix Wright: Ace Attorney*
Phoenix Wright: Ace Attorney: Justice for All*
Sonic Rush*
StarFox Command*
Trace Memory
Trauma Center: Under the Knife
Big Brain Academy
Elite Beat Agents*
Castlevania: Dawn of Sorrow*