Weekend PC digital deals: ArmA 2 Combined Ops for $15

As Day Z fever sweeps the Internet, this weekend you can pick up ArmA 2: Combined Operations for $15 to join in the zombie mod fun. You'll also find Torchlight for $3.75, both BioShocks for $7.49, Borderlands GotY for $7.49, Serious Sam 3 for $10, and other tidy discounts. Then there's the stonking bundle of Just Cause 2 + Kane & Lynch 2 + Lara Croft and the Guardian of Light + Supreme Commander 2 + Tomb Raider: Underworld for $7.49. Here's our selection of this weekend's PC deals:

GameFly

Torchlight

Amazon

"Hang on," you may say, "these aren't all Steamworks games." No, they're not, but Amazon is canninly selling Steam codes for many games which don't actually require Steam.

Borderlands

GamersGate

Saints Row: The Third - Shark Attack DLC

Get Games

Driver: San Francisco

GOG

Dungeon Keeper

Green Man Gaming

Friday: Weekend:

Deus Ex: Human Revolution

Impulse

Super Street Fighter IV Arcade Edition

Indie Royale

Pay what you want, above a minimum price, for a bundle of Osmos, The Shivah, B.U.T.T.O.N. and Blueberry Garden. Most can be activated on Steam.

Osmos

Origin

Battlefield 3

Steam

This weekend, there's 33% off Steam's entire Ubisoft catalogue plus a series of Ubi daily deals with bigger savings. Friday:

Rayman Origins