you can't
The Call of Duty 4 campaign is strictly single player.
Yes
complete the campaign
In Call of Duty: Black Ops, to go on multiplayer you have to go to multiplayer on the menu that says: CAMPAIGN MULTIPLAYER ZOMBIES OPTIONS
No, But I do agree that there is to much of it in campaign...
No it is 1 player
No you can't, the campaign is for 1 player.
call of duty black ops
The Call of Duty 4 campaign is strictly single player.
Yes, it is 2 player on everything but campaign
No you can't, the campaign is for 1 player.
No but Call of duty World at war has 2 player co-op on the campaign but black ops has 4 player zombies (4, 3, 2, 1 online and 2 or 1 offline)
Yes, it is 2 player on everything but campaign
no.
.
By beating the campaign.
No.