Includes: Base Game Annual Pass: Three upcoming downloadable content drops with New Story, Playable Characters, Special Mutated Ridden, and more 4 Character Battle Hardened Skin Pack Additional digital in-game items: Rare Banner, Emblem, Spray, Title Back 4 Blood is a thrilling cooperative first-person shooter from the creators of the critically acclaimed Left 4 Dead franchise. You are at the center of a war against the Ridden. These once-human hosts of a deadly parasite have turned into terr...