Greenmangaming(R) has a spring sale on a fair number of titles:
-70% on:
A.I.M 1 and 2
Airborne Troops
Alpha Black Zero
Battlestations: Midway
Beat Hazard
Black Eagle
Cid the Dummy
Commando's series
Cryostasis
Darwinia
Death Track Resurrection
Defcon: Everybody Dies
Deus Ex: Invisible War
East Side Story
Faces of War
Grand Ages: Rome
High School Dreams
Hitman: Blood Money
Hitman: Codename 47
Imperium: Romanum Gold Edition
Jewel Quest Mysteries
Jewel Quest Solitaire 1
King's Bounty: The Legend
Knights of the Temple 2
Men of War: Red Tide
Mount and Blade: Warband
Ninja Blade
Patrician 3
RC Cars
Reign: Conflict of Nations
Streets of Moscow
Swashbucklers: Blue vs Grey
The Void
Thief: Deadly Shadows
Tomb Raider: Anniversary/Legend/Underworld
Trine
Tropico 3
Uplink
World of Goo
Also has 'just' Railworks 2 for Half price for those interested xD