Thanks for listening to the feedback (see? it's me who should thank you ).
My votes are as follows:
1. Tales of Monkey Island - 3
2. Uncharted 2: Among Thieves - 2
3. Batman: Arkham Asylum - 2
4. New Super Mario Bros. Wii - 1
5. Rock Band 2* - 1
6. Guitar Hero Metallica** - 1
*) PS3 version, came out in Europe this year
**) There, I said it!
Just noticed that most of the games I played this year were released in 2008 or earlier :lol
I haven't played Assassin's Creed 2 and Zelda Spirit Tracks yet, and Silent Hill Shattered Memories won't be out in Europe till February