what are your top 20 games of all time and top 5 this gen?

[Everstar]

my top 20 are: 1. Mass Effect

2. Gears of War

3. Halo 3

4. Conflict Desert Storm 2 Back to Bagdad

5. Pokemon Blue

6. Halo 2

7. KOTOR 1

8. KOTOR 2

9. Elder Scrolls 4: oblivion

10. Marrowind

11. Halo

12. Starwars Battlefront

13. Starwars Battlefront 2

14. Diablo 2

15. GTA 4

16. Crash Bandicoot

17. God of War

18. God of War 2

19. Call of Duty 4

20. Spyro Legand of the Dragon

top 5 this gen are: 1. Mass Effect

2. Gears of War

3. Halo 3

4. GTA 4

5. Call of Duty 4