Steam is offering a awesome deal right, if you pre-purchase Resident Evil 6 that is coming out march 22 2013 you will get the season pass for free, because valve was having a pre-purchase Rewards promotion on the game, witch includes:
Reward 1: Resident Evil 6 Digital Soundtrack and Artbook
Reward 2: Free Copy of Resident Evil 5
Reward 3: Resident Evil 6 DLC Season Pass
witch includes access to all 4 of the upcoming multiplayer DLC modes including: – Survivor – Predator – Onslaught – Siege
also with the purchase of the game you will get the “Resident Evil 6 X Left 4 Dead 2 Mash Up” so go check it out, its a great deal for 39.99$