I'm just going off of what I can see around me
PS2:
We Love Katamari
Shadow of the Colossus
Burnout 3
Castlevania: Curse of Darkness
Disgaea: Hour of Darkness
Final Fantasy X
Mister Mosquito
Tales of Legendia
Soul Caliber II
Katamari Damacy
Burnout 2
Guilty Gear Isuka
Tekken 5
Star Ocean 3
Ratchet and Clank: Up your arsenal
Legend of Legaia 2
Ratchet: Deadlocked
Chaos Legion
God of War
Ratchet and Clank
Burnout: Revenge
SSX 3
SSX Tricky
Finaly Fantasy X-2
Kingdom Hearts 2
Grandia III
PS1:
Legend of Legaia
Croc
Cool Boarders 4
Cool Boarders 3
Tekken 3
Medievil
Omega Boost
Gex 3
Intelligent Qube
Star Ocean: The Second Story
Final Fantasy IX
Gex: Enter the Gecko
Monster Rancher 2
Dragonseeds
Incredible Crisis
Street Fighter EX plus Alpha
Valkyrie Profile
Dragon Warrior VII
Legend of Dragoon
Final Fantasy VIII
I used to have Parappa the Rapper until my friend borrowed it in middle school and then moved
Dreamcast:
Power Stone
Power Stone 2
Evolution
ChuChu Rocket
Sonic Adventure
Sonic Adventure 2
Grandia II
Shenmue
Shenmue II
Genesis:
Formula 1 World Championship
Ms. Pac Man
Sonic 3D Blast
NHL Hockey
Vectorman
Vectorman 2
Phantasy Star II
Paperboy
Sonic 2
Dracula
Toejam and Earl Panic on Funkotron
Sonic
Toejam and Earl
Madden Football '92
Virtual Pinball
World of Illusion
Sonic 3
Aladdin
Sonic Spinball
Teenage Mutant Ninja Turtles: The Hyperstone Heist
Sonic and Knuckles
Phantasy Star III
Phantasy Star IV
I also have about a dozen GBA games as well, but I don't have it in the apartment right now :/
Plus my roommates have their SNES, Gamecube, and N64 plus some PS1 games but they aren't mine so I'm not listing them