MMGN writes: Just in case you decided to get back into Black Ops leading into Modern Warfare 3, Treyarch has gone and released yet another DLC map pack. Once again they're feeding us a zombies overload with 'Rezurrection', the fourth map pack to come for the title.
It's been nine months since the game was release and we've already got four new map packs, two of which add considerable worth to the Call of Duty experience.
Which map packs should you buy and which ones should you stay away from? Read on.