10. Bioshock
9. Mass Effect
8. Maniac Mansion II - Day of the Tentacle
7. Monkey Island II - LeChuck's Revenge
6. Star Wars - Knights of the Old Republic
5. Championship Manager 03/04
4. Civilization IV
3. The Legend of Zelda - Link to the Past : lost count how many times I have played through this game. It was great then and it is great now.
2. The Elder Scrolls IV - Oblivion : absolutely fantastic game, changed the way RPGs are played for ever.
1. Outcast : simply brilliant, winner of "the most underrated game ever" and "best game no-one played" titles
Honorable Mentions: GTA IV, Max Payne -series, God of War -series, Monkey Island I, Fahrenheit, Zelda - Ocarina of Time