*updated 5-18-2011
NES:
Final Fantasy, M.U.L.E., Legendary Wings, Blaster Master, Rygar, Batman, Donkey Kong 3, Ninja Gaiden, Super Mario Bros., Super Mario 2, Super Mario 3, Duck Hunt, Dr. Mario, Ghosts 'N Goblins, Dragon Warrior, The Legend of Zelda, The Adventure of Link, Metroid, R.C. Pro-Am, Castlevania, Castlevania II: Simon's Quest, Contra, Punchout, Bubble Bobble, Arkanoid, Gauntlet, Kid Icarus, Strider, Kirby's Adventure, Mega Man 3, Mega Man 4, Mega Man 6, Super Spike V'Ball, Nintendo World Cup, Rampage, M.U.S.C.L.E., Gyruss, Fester's Quest, Bases Loaded, Bases Loaded II, A Boy and his Blob, Breakthru, Track & Field, Iron Sword, Golf, Faxanadu, Ice Hockey, Bayou Billy, Kings of the Beach, Pinball, Kung Fu, Tecmo World Wrestling, Gyromite, 3-D WorldRunner, Othello, Athena, Dig Dug II, The Goonies II, Pipe Dream, Solomon's Key, Battle Chess, T&C Surf Designs, Romance of the Threee Kingdoms, Elevator Action, Dick Tracy, Dejavu, Maniac Mansion, Epyx Winter Games, Legacy of the Wizard, Alien Syndrome, Section Z.
Sega Genesis (Model 2):
Sonic 1, Sonic 2, Sonic 3, Sonic and Knuckles, Phantasy Star II, Phantasy Star III, Aladdin, Street Fighter II Special Champion Edition, Sub Terrania.
Sega CD (Model 2):
Lunar Silver Star Story, Lunar Eternal Blue, Vay, Out of This World: Heart of the Alien, Sonic CD.
Super Nintendo:
Secret of Mana, HAL Hole in One Golf, Final Fantasy: Mystic Quest, Donkey Kong Country, Goof Troop, Gradius III, Super Turrican, Thunder Spirits, Darius Twin, Killer Instinct, Super Metroid, Out of This World, Axelay, Super Mario World.
(Modded) Sega Saturn:
Legend of Oasis, Lunar SS & EB (JP)
PS-One:
Castlevania: SOTN, FF Anthology, FF Chronicles, Star Ocean 2, Metal Gear Solid, Spyro 2, Crash Bandicoot Warped, Norse by Norse West: The Return of The Lost Vikings, Bomberman World, Breath of Fire III, The Granstream Saga, Alundra, Final Fantasy VIII.
N64:
Goldeneye, Perfect Dark, Zelda Ocarina of Time, Mario Tennis, Pilot Wings 64, Excitebike 64, F-Zero X, Wave Race 64, Star Wars Episode I Racer.
Sega Dreamcast:
Phantasy Star Online, Skies of Arcadia, Grandia II, Evolution 1, Resident Evil: Code Veronica, Crazy Taxi, King of Fighters Evolution, House of the Dead II, Fighting Force 2, Sonic Adventure, Sega Smash Pack 1.
Gamecube:
Metriod Prime 1&2, Geist, Time Splitters 2, Zelda Wind Waker & Twilight Princess, Zelda Collector's Edition, Mario Tennis & Golf, Mario Kart Double Dash, Resident Evil 4, Super Monkey Ball, Sega Soccer Slam, Sonic Mega Collection, NFS: Most Wanted, Bust-A-Move 3000
GBA Gamecube base adapter:
Golden Sun 1, Golden Sun 2, Lunar Legends, Zelda: A Link to the Past/Four Swords.
Xbox:
Jade Empire, Project Gotham Racing, Sega GT 2002, Jet Set Radio Future, Sudeki, Azurik, Nightcaster, Elder Scrolls III: Morrowind, Soldier of Fortune II, Unreal Championship, Fable, Far Cry Evolution, SNK Vs. Capcom SVCCHAOS, Doom 3, Half Life 2.
Slim PS2:
Grand Theft Auto: III, Vice City, San Andreas, Need For Speed: Underground, Hot Pursuit 2, Most Wanted, Undercover, Carbon, Dark Cloud, Silpheed: The Lost Planet, Star Ocean: Til The End of Time, Dragon Quest VIII, Arc The Lad: Twighlight of the Spirits, Drakengard, Drakengard II, Legaia 2: Duel Saga, Gradius V, Wild Arms 3, Unlimited Saga, Capcom Classics Collection Vol 1.
Random games: Y's Book 1&2, Y's III (Turbo CD), Street Fighter II (Jpn PC Engine), Viewpoint (Neo Geo MVS)
Random important gear:
CSY-2100 SCART to Y-U-V Converter, SCART Cables for Sega Genesis and Sega Saturn: Produces 480i RGB-Component output.
Dreamcast VGA Box.