Endless custom zombies and the only one of two cod games with campaign that includes co-op. Don't touch multiplayer whatever you do. If you're worrying about the hastle of dragging mods here and there, don't trip, Use zombiemodding or ugx mods.

Endless custom zombies and the only one of two cod games with campaign that includes co-op. Don't touch multiplayer whatever you do. If you're worrying about the hastle of dragging mods here and there, don't trip, Use zombiemodding or ugx mods.