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