I've played the following games for dozens if not hundreds of hours:

- Shogun TW and MI (by far, the game I've played the most)
- Medieval TW and VI (SP only)
- Baldur's Gate, Baldur's Gate II and expansions
- Sid Meier's Alpha Centauri and expansion
- Diablo and Diablo II with expansions
- Myth II and expansions
- Planescape Torment
- Star Fleet Command I and II
- System Shock I and II
- Starcraft and expansions
- Command and Conquer Red Alert and expansions
- Masters of Orion I and II
- Quake, Quake II
- Doom, Doom II
- Master of Magic

On Sega Dreamcast, Playstation II, Xbox:

- Soul Caliber and Soul Calibur II
- Metal Gear Solid
- Ace Combat
- Morrowind, the Elder Scrolls
- Max Payne
- Virtua Fighter series