Sledgehammer Games has announced yet another way it is hoping to make it up to fans who might be upset about ," Sledgehammer pushed back the release date to March 3. The doubleXP event is good until that date.

Havoc contains:

• Four new multiplayer maps: Core, Urban, Sideshow, Drift.
• Exo Zombies mode: This co-op mode sees player taking on the role of four Atlas Corporation employees played by celebrities John Malkovich, Bill Paxton, Rose McGowan, and John Bernthal as they fight against a "new breed" of zombies.
• New weapons: the AE4 directed energy assault rifle and custom variant, the AE4 Widowmaker.