What to do to play co-op in crash mind over mutant

-plug in a second controller
-start the game like usual (1 player)
-get to the point where you can walk around in the game
-click the red o button or click the + button (Wii=+ : Play Station- o button)
-for playstation 2, a white furred crash should appear (carbon or cosmic crash)
-for Wii, you can play as Coco Bandicoot