Double XP Weekend for Black Ops 2 from September 20th till September 23rd
In anticipation of the release of Apocalypse for PS3/PC, Treyarch will be having double XP for Black Ops 2 starting September 20th, at 10am PT, and ending September 23rd at 10am PT for all platforms.
This will most likely be the last Double XP weekend for Black Ops 2. Apocalypse hits PS3/PC September 26th.