Yes.
i came out already
you can only do it over wifi
there is co-op online multiplayer, zombies, bots(online)
on the black ops case it says 4 player coop
No, but Call of Duty: World at War is.
No, unfortunately it doesn't.
yes every level you play single you play coop
hit 1 on another controler
mine works i have it i played the coop its sik :D
4 the coop is sik :D
There is no co-op in COD4. It would be really nice if there was though.