I've just started playing dota2, but i feed A LOT right now.
Ive got a whole mess of games to play on steam but so far dota2's been the only game keepign my interest right now.
I played a bit of killing floor, l4d2, tf2 also. I still have tribes ascend installed if anybody still plays.
my steamid is: angryrocks
...or some variation of it, haha!
Edit: I also have Guild Wars 2...but haven't really been playing it.