i dont know ...
Singularity
FallOut New Vegas
...but look like cool!
...i have big fun with Medal of Honor... but i really prefer doom 3:
http://www.youtube.com/watch?v=3o3TPqgqysI
I also liked the little(since it passes through very quickly)game *Turning point:fall of liberty*...but is very funny!
... and the *Resident evil 5*
http://www.youtube.com/watch?v=UX89tmpiuDA
are very cool too!!!
...
I like slowly pc game too, like *Napoleon: total war*
http://www.totalwar.com/napoleon/?t=EnglishUK
My little list of the moment!