Yes. Multiplayer and Xbox Live only though. You cant do campaign with two players.
Yes
Call of Duty Black Ops is four player split-screen, and 2 can play split-screen online.
8
Yes
no way!
No unfortunately. But you can play two player over wifi.
No you can't, the campaign is for 1 player.
WEEB
no you could play the campaign one player
it doesn't have multi player for wii sorry
Except for on-line, you can't.
on the black ops case it says 4 player coop