Mass Effect
Bioshock
Halo 3
GTA IV
March Madness 08
Left4Dead
Too Human
Banjo Kazooie: N&B
Splinter Cell: DA
Fallout 3
Star Wars: TFU
Blue Dragon

As well as Ninja Gaiden: Black for Xbox.

360:
Battlefield 2 Modern Combat
Battlestations Midway
Bioshock
Burnout Paradise
Burnout Revenge
Call of Duty 2 Game of the Year
Call of Duty 4 Modern Warfare
Command & Conquer 3
Command & Conquer - Red Alert 3
Condemned - Criminal Origins
Condemned 2
Dead Rising
Eternal Sonata
Fable 2
Fallout 3
Final Fantasy XI 2007 Edition
Final Fantasy XI Wings of the Goddess
Grand Theft Auto 4
Kameo - Elements of Power
Lips
Mass Effect
Prey
Shadowrun
The Elder Scrolls IV Oblivion
The Orange Box
The Simpsons
Too Human
Two Worlds
Viva Pinata
Viva Pinata - Trouble in Paradise

Xbox:
Baldur´s Gate Dark Alliance 2
Brotherhood of Steel
Dead or Alive 3
Deus Ex Invisible War
Doom 3
Dungeons & Dragons Heroes
Evil Dead Regeneration
Galleon
Halo 2
Halo 2 Map Pack
Jade Empire
James Bond Everything or Nothing
Oddworld Strangers Wrath
Painkiller Hellwars
Rainbow Six 3
Rallisport Challenge 2
Shattered Union
Sid Meiers PIRATES!
Splinter Cell Pandora Tomorrow
The Chronicles of Riddick Escape from Butchers Bay
The Elder Scrolls 3 Morrowind Game of the Year
Worms 3d

PS2:
Baldur´s Gate Dark Alliance
Blood Omen 2
Burnout 3 Takedown
Champions of Norrath
Dead or Alive 2
Evil Dead: A fistfull of Boomstick
Eternal Ring
Final Fantasy X
Forgotten Realms Demon Stone
God of War
Half Life
ICO
Legacy of Kain: Defiance
Resident Evil 4
Singstar
Singstar 80´s
Singstar 90´s
Singstar Legends
Soul Reaver 2
Summoner
The X-Files Resist or Serve
Unreal Tournament
Wild Arms 3
XIII

PS1: These games are spread for all winds, I´ll list those I still have
Breath of Fire 3
Final Fantasy 7
Final Fantasy 8
Final Fantasy 9
Tony Hawk Pro Skater 2
Doh! I Had a bag of ps1 games.... better start tracking them down I guess..

PC: I´ll list the ones I consider my collection
Age of Wonders
Age of Wonders 2
Baldur´s Gate
Baldur´s Gate Tales of the Swordcoast
Baldur´s Gate 2 Shadows of Amn
Baldur´s Gate 2 Throne of Bhaal
Command & Conquer: Red Alert
Command & Conquer: Red Alert 2
Diablo 2
Diablo 2 Lord of Destruction
Evil Dead: Hail to the King
Fallout A Post Nuclear Role-Playing Game
Fallout 2
Heroes of Might & Magic 3 Restoration of Erathia
Heroes of Might & Magic 3 Armageddons Blade
Heroes of Might & Magic 3 Shadow of Death
Heroes of Might & Magic 4
Heroes of Might & Magic 4 The Gathering Storm
Heroes of Might & Magic 4 Wings of War
Icewind Dale
Icewind Dale Heart of WInter
Icewind Dale 2
Kings Quest Collection (1-7)
Lands of Lore 2 Guardians of Destiny
Might & Magic 6 The Mandate of Heaven
Might & Magic 7 For Blood & Honor
Might & Magic 8 Day of the Destroyer
Nox
Pool of Radiance Ruins of Myth Drannor
Starcraft
Starcraft: Broodwars
Temple of Elemental Evil

NintendoDS:
Anno 1701
Final Fantasy IV
Mario Kart DS
Metroid Prime: Hunters
Myst
New Super Mario Bros.
Orcs & Elves
Resident Evil Deadly Silence
Star Fox Command
The Legend of Zelda Phantom Hourglass
Super Mario 64 DS

I have a lot more stashed around, but this is what I consider my collection.

"And I'll go into people's houses at night and wreck up the place!"

NCAA Football 2005
Top Spin
The Chronicles of Narnia, Lion Witch and Wardrobe
The Elder Scrolls III, Morrowind :GOTYE
NBA Live 2003
Ninja Gaiden Black
Tron 2.0 Killer App
Full Spectrum Warrior
DOOM 3 LCE
Matrix: Path of Neo
UFC Tapout
LOTR: Two Towers
MOH: Frontline
CSI
HALO
Big Bumpin
DDR:ultramix
Sneak King
Midnight Club 3:DUB Edition
GTA 3
Rocky Legends
Hitman Blood Money
Lego Star Wars 2
Splinter Cell
Project Gotham Racing
Brothers in Arms, Earned in Blood
FarCry Instincts
Star AWars Episode 3: Revenge of the Sith
Medal of Honor Rising Sun
Need For Speed Carbon
Ghost Recon
Brute Force
Mortal Kombat Deadly Alliance
Rainbow Six: Critical Hour
TimeSplitters:Future Perfect
Star Wars Battlefront 2
Civil War
Pariah
Star Wars KOTOR
GTA Vice City
Lego Star Wars
Halo 2
sOUL cALIBUR 2
fABLE
Burnout 3 Takedown

XBOX 360

Xbox Live Arcade Unplugged
Cars
Ultimate Alliance
Chromehounds
Cameo EOP
Call of Duty 3
Star Wars Republic Commando
Shivering Isles
Halo 3
Need For Speed 2 Underground
Halo 2
Oblivion
Dead Rising
Too Human
Fable 2
Left 4 Dead
Civilization Revolution
Fallout 3
Banjo Kazooie N&B
Castle Crashers (technically doesnt count, but still kicks ass)
GTA 4

Wii

Wii Sports
Super Mario Galaxy
Super Smash Bros Brawl
Red Steel
Spiderwick

Plus all the games for my NES, SNES, N64, and Sega Genesis that i dont really care to count. As for computers, i go through games too fast to buy them, if i feel like playing something, ill download it, play it for a week, then delete it. There has been only one game that has stayed on my computer, and thats Total Annihilation.

Nintendo

Alladin
Back to the future III
Baseball Legends of the Diamond
Battle Ship
BeetleJuice
Blaster Master (God i loved this one, even have the book)
Castlevania
Contra
Dig Dug
Gargoyles
Godzilla
Home Alone 1 & 2
Indiana Jones Last Crusades
Indiana Jones Temple of Doom
Jeopardy
Karate Championship
Kung Fu
Monopoly
Pacman
Paperboy
Skate or Die
Super Mario Bros
Duck Hunt
Tetris
Wheel of Fortune
Young Indiana Jones Chronicles
Ys
Zombie Nation

Super Nintendo Entertainment System

The adventures of batman and Robin
Battle Grand Prix
Beavis and Butthead
Chrono Trigger (hell yeah)
Daffy Duck: The Marvin Adventures
Desert Strike: Return to the gulf
Earthworm Jim
Elite Soccer
Home Alone 2
Home Improvement
Indiana Jones Trilogy
Jeopardy
Jungle Strike
The Lion King
Monopoly
Mortal Kombat
Ms Pac Man
RPM Racing
Super Mario All-Stars
Time Cop
Tin Star (spent hours beating that stupid train level)
Urban Strike
Wolfenstein 3d
Yoshis Island
Zombies Ate My Neighbors

There you go Nixon, that seems to be about all of them.

Dejá Vu
Super Mario Bros.
Super Mario Bros. 3
Duckhunt
Wizard & Warriors 2: Ironsword
Tiny Toons
Mega Man 2
Solstice (man, this game rocks)
Tom & Jerry
Marble Master
Star Wars

Luckily, even though I sold them, I can still play them on occasion

"And I'll go into people's houses at night and wreck up the place!"