right on my friendTundraWolf said:Half-Life. Call of Duty (the entire series, minus World At War). System Shock 2. Deus Ex. Duke Nukem 3D. F.E.A.R.. S.T.A.L.K.E.R.: Shadow of Chernobyl and Clear Sky. Doom (the entire series). Prey. Brothers In Arms: Road To Hill 30.
Those are most of the older ones that I can think of that are worth a mention. I could list a bunch more, and a ton more if you included new stuff, but those are all big ones that I can think of right now.
Good list-Seraph- said:-Half Life games
-FEAR + expansions
-Rainbow Six Vegas
-Unreal Tournament 2k4 and UT3
-Halo PC
-Crysis
-Crysis Warhead
-Quake 3
-CoD4
-Counter Strike 1.6 or Source
-Farcry 2
-TF2
-Doom