Following on from their massive half-price sale of 2K titles earlier this year, Direct2Drive are celebrating their five-year anniversary with 50 titles for $5 each.

Every week, ten new titles will be added to Direct2Drive’s bargain bin, with Week Two being announced as “Action Games Week”.

Hit the jump to check out what titles you can add to your el cheapo inventory.

• The Chronicles of Riddick: Assault on Dark Athena
• BioShock
• Sid Meier’s Pirates!
• Saint’s Row 2
• STALKER: Shadow of Chernobyl
• Frontlines: Fuel of War
• Thief: Deadly Shadows
• Serious Sam Gold
• Max Payne 2
• MLB 2K9

Source: Joystiq