Top 5 PC games

[Severance]

xbebop said:

1. KOTOR
2. KOTOR 2
3. Star Wars: Galactic Battlegrounds
4. Zeus: Master of Olympus
5. Rome: Total War
6. Jedi Outcast
7. Rainbow Six 3: Raven Shield
8. WoW
9. Battlefield 2
10. Counter-Strike
11. The Battle for Middle-Earth
12. Dragon Age: Origins
13. Portal
14. Sim City 2000
15. Team Fortress 2
16. Empire: Total War
17. Bid For Power(quake 3 mod)
18. Quake 3
19. Unreal Tournament 2k4
20. Sins of a Solar Empire

Picking just five is difficult. =(

@ bolded, this , i've been playing on PC since PCs were made (Desktops * )  , so i can't tell which is my favorite.

*yes i know some smartass will say "wow you had a giant sized PC in your room?!"