Run across the icy water avoiding the various enemies. The Brrr Bits can be shot with a star bit and then kicked if you want to get rid of them. At the far end of the frozen canyon is a warp pipe.

This easy challenge requires you to simply kill all the Octos in the 50 seconds given. The clock is ticking as soon as you touch down, so launch over to the icy planet immediately. Grab a Rainbow Star ...