Activion has released a new video dedicated to Content Collection 2 of Call of Duty: Modern Warfare 3. In the movie the developers we explain the new way face-off, showing scenes of gameplay in the new maps created specifically for this mode: Aground, Erosion, Gateway and Loockout. Also illustrates new multiplayer maps Fondation, Sanctuary and Oasis , and finally also the two Spec Ops Killswitch and Ironclad . Found the video below, while for further details on Content Collection 2 you can read our previous news .