No. Super Mario Bros. 2 (on the NES) does not have 2 player co-op or any two player mode at all.
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Yes, provided you have two controllers and a game with two-player or coop play ability.
YOU, don't build the chicken coop. Just Call Gots and Order a Chicken Coop.
Coop
on the black ops case it says 4 player coop
No it will not. Dead Rising 2 will have 2 player co op though, which is awesome.