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