I'm guessing the top 3 positions will be taken by, in no particular order:
Portal 2
Deus Ex: Human Revolution
and Skyrim
As much as i'd hate to say it, unless AC: Revelations turns out to be really amazing or unique there is no chance of it being game of the year...
Portal 2
Deus Ex: Human Revolution
and Skyrim
As much as i'd hate to say it, unless AC: Revelations turns out to be really amazing or unique there is no chance of it being game of the year...