Hmm...great games i love? (Only a small list, not in any specific order)
Half Life Two
Half Life Two: Garry's Mod (not actually a mod, standalone sandbox game using half life two props and stuff)
World Of Warcraft (Yeah...im a wow noob...so sue me
)
Starsiege: Tribes (Free game! Google it)
Tribes 2
Guild Wars
Halo 1
Freelancer
Anarchy Online
Resident Evil 3 and 4
And last but not least......MINESWEEPER