I second the Titan Fenrir. Great cooler.
Well, apart from the fact notch broke it (for a lot of people) as soon as it went beta. It's not much different to alpha.
Crysis, Crysis Warhead and Crysis Wars... All for £6.24.
For me it has to be Descent Freespace: The Great War (1 and 2) or the Half Life franchise.
Separate names with a comma.