Recently I had need to write down all the games I had and I figured I should share it here.
Atari:
*Note: I don't actually have the system to play these games. I plan on eventually getting one*
Pac-Man
Ms. Pac-Man
Jr. Pac-Man
Dig Dug
Donkey Kong
Combat
E.T. The Extra-Terrestrial
Fishing Derby
Asteroids
Battle Zone
Moon Patrol
Frogs and Flies (Not sure about this one. The cartridge is different)
Demons to Diamonds
Laser Blast
Adventure
Kangaroo
NES:
Kung Fu
Gremlins 2: The New Batch
Batman
Golf: Challenge Pebble Beach
Cobra Command
Operation Wolf
Mag Max
Duck Tales
Blaster Master
Metroid
Indiana Jones and the Temple of Doom
Caveman Games
Mechanized Attack
Road Runner
Stealth
Tecmo Super Bowl
Mighty Bomb Jack
Star Force
Jaws
Major League Baseball
Deadly Towers
Mickey Mousecapade
Adventures in the Magic Kingdom
Super Sprint
Super Mario Bros./ Duck Hunt
Super Mario Bros. 2
Super Mario Bros. 3
The Legend of Zelda
Zelda II: The Adventure of Link
Kirby's Adventure
Mega Man 3
Mega Man 4
Mega Man 6
Tetris
Dr. Mario
Final Fantasy
Mike Tyson's Punch-Out!!
River City Ransom
Excite Bike
Dig Dug II
Bubble Bobble
Clash at Demonhead
Monster Party
Yoshi
Battle Toads
Adventure Island II
Shooting Range
Bucky O'Hare
Life Force
Chip 'N Dale Rescue Rangers
Darkwing Duck
Marble Madness
Ninja Gaiden
Rampage
SNES:
Super Mario World
Super Mario All Stars
Star Fox
Earth Bound
Breath of Fire
Breath of Fire II
Pitfall: The Mayan Adventure
Mario Paint
Secret of Mana
Street Fighter II Turbo
Maximum Carnage
Chrono Trigger
Lufia & The Fortress of Doom
F-Zero
Mega Man X
Mega Man X2
Mega Man X3
Mega Man 7
Kirby's Dream Land 3
Super Punch-Out!!
TMNT: Turtles in Time
The Legend of Zelda: A Link to the Past
Super Ghouls 'N Ghosts
Top Gear
Final Fantasy: Mystic Quest
Final Fantasy III (six)
Super Mario RPG: Legend of the Seven Stars
Super Mario World 2: Yoshi's Island
Ranma 1/2: Hard Battle
Super Metroid
Earthworm Jim 2
Doom
Mortal Kombat
Mortal Kombat II
Mortal Kombat 3
Ultimate Mortal Kombat 3
Zombies Ate my Neighbors
Kirby Super Star
N64:
Super Smash Bros.
Wrestlemania 2000
Mario Kart 64
The Legend of Zelda: Ocarina of Time
PS1:
Mega Man 8
Mega Man X4
Mega Man X5
Mega Man X6
Breath of Fire III
Breath of Fire IV
Final Fantasy Anthology ( V & 6)
Final Fantasy Chronicles ( FF IV & Chrono Trigger)
Final Fantasy Tactics
Chrono Cross
Final Fantasy VII
Final Fantasy VIII
Final Fantasy IX
Star Ocean: The Second Story
Grandia
Brave Fencer Musashi
Suikoden
Suikoden II
Marvel vs. Capcom
Metal Gear Solid
Wild Arms
Wild Arms 2
Resident Evil: Director's Cut
Resident Evil 2
Resident Evil 3: Nemesis
Mortal Kombat Trilogy
Dance Dance Revolution
Interactive CD Sampler Disk Vol. 5 (Sony Demo disk)
WWF War Zone
WWF AttitudeWWF Smackdown!
WWF Smackdown! 2
PS2:
Kingdom Hearts
Sonic Mega Collection Plus
Star Wars Battlefront
Spider-Man
Omnimusha: Warlords
WWF Smackown!: Just Bring It
WWF Smackdown!: Shut Your Mouth
WWE Smackdown!: Here Comes the Pain
WWE Smackdown! vs. Raw
WWE Smackdown! vs. Raw 2006
Final Fantasy X
Grand Theft Auto III
Grand Theft Auto: Vice City
Grand Theft Auto: San Andreas
Wild Arms: Alter Code F (This is a re-make of the original Wild Arms)
Suikoden III
Suikoden IV
Suikoden V
Mega Man X7
Mega Man X8
Mega Man X Command Mission
Mega Man X Collection
Mega Man Anniversary Collection
Marvel vs. Capcom 2
Wii:
Goldeneye 007
Metroid Prime Trilogy
LEGO Star Wars: The Complete Saga
LEGO Batman
New Super Mario Bros.
Ghostbusters
Punch-Out!!
Super Smash Bros. Brawl
Wii Sports
Strong Bad's Cool Game for Attractive People: Episode 1 Homestar Ruiner
Strong Bad's Cool Game for Attractive People: Episode 2 Strong Badia the Free
Dr. Mario Online RX
Mega Man 9
Mega Man 10
Castlevania (NES)
Earthworm Jim (SEGA Genesis)
Star Tropics (NES)
Metal Slug 2 (Neo Geo)
Pac-Man (NES)
Star Fox 64 (Nintendo 64)
Dig Dug (NES)
Super C (NES)
Donkey Kong Country (SNES)
Donkey Kong (NES)
Paper Mario (64)
Kirby 64: The Crystal Shards (64)
Super Castlevania 4 (SNES)
Xbox 360:
The Elder Scrolls V: Skyrim
Batman: Arkham Asylum
Batman: Arkham City
Assassin's Creed II
Trials HD, Limbo, Splosion Man (Triple Pack)
Ghostbusters
Borderlands Game of the Year Edition
Castle Crashers
Scott Pilgrim vs. The World
Portal
Portal 2
TMNT 1989 Classic Arcade
Ultimate Marvel vs. Capcom 3
PS3:
Borderlands 2
Uncharted 3: Drake's Deception
Mortal Kombat Komplete Edition
Castlevania: Symphony of the Night (PS1)
Jetpack Joyride
Ducktales Remasterd
Gameboy:
Kirby's Dream Land
Game & Watch Gallery
Super Mario Land
Super Mario Land 2: Six Golden Coins
The Legend of Zelda: Link's Awakening
Super Mario Bros. Delux
Pokemon Pinball
Pokemon Red
Pokemon Blue
Pokemon Yellow
Gameboy Advance:
The Legend of Zelda
Zelda II: The Adventure of Link
The Legend of Zelda: A Link to the Past
Metroid Fusion
Metroid Zero Mission
Mega Man & Bass
Mega Man Battle Network
Breath of Fire
Breath of Fire II
Lunar Legend
Super Mario Advance
Super Mario Bros. 3
Mario & Luigi Superstar Saga
Final Fantasy VI Advance
Yoshi's Island
Super Mario World
Tony Hawk's Pro Skater 2
Nintendo DS:
Chrono Trigger
The Legend of Zelda: Phantom Hourglass
Final Fantasy IV
New Super Mario Bros.
Mario & Luigi Bowser's Inside Story
Scribble Nauts
Animal Crossing: Wild World
Wii-U
Shovel Knight
The Legend of Zelda: Wind Waker HD
Mario Kart 8
New Super Mario Bros. U
New Super Luigi U
3DSXL
Pokemon Y
Cave Story
Super Mario 3D Land
Luigi's Mansion: Dark Moon