Trampoline Trampolines of many shapes and sizes that bounce racers and objects that contact them into the air and can be tricked off of, like Mushroom Trampolines. Whamp Wedge-shaped Whomps that stand set up, shuffling their ft. They fall around in an attempt to squash oncoming racers; though toppled https://www.youtube.com/watch?v=n-sXoCW3gYU