The new Revolution DLC pack for Black Ops 2
offers a lot of new stuff. You'll get four brand new multiplayer maps, one brand new co-op map for the fan favorite Zombies game mode. You'll also get a new Zombies game mode called Turned where you, the player, get to be the zombie. Finally, am I right? Finally, you'll get a brand new gun called the Peacemaker SMG.
Revolution is available right now only on XBLA and later everywhere else.
To learn more you can visit http://www.callofduty.com/blackops2/dlc/dlc1-revolution