No you can't, the campaign is for 1 player.
No, you can only play single player on the CoD Black Ops campaign.
No, but you can play 2-player online in Special Ops.
U can't cause campaign is only single player
No you can't, the campaign is for 1 player.
After completing the World At War campaign, you will be able to play Nazi Zombies with a maximum of TWO players. To play with the ultimate maximum of FOUR you have to play online.
Another Spartan
No, it actually does have a single player campaign.
Go too multi-player then you should be able to do a campaign. two player.
Yes it is, the main campaign is designed as a two player co-operative, either online or splitscreen. It is possible, however, for one player to play the campaign with the AI
No But you can play 2-player online, and 2-4 players for Nazis zombies.
Be player 2 in the halo 3 co-op campaign. Or, play the Arbiter levels in halo 2.