At the time of writing, the LEGO Super Mario The Mighty Bowser (71411) set is available here on Amazon via Woot (another Amazon company) priced at $229, which is $40 off list and an all-time low ...

Most people probably just build their Mario Kart Lego kits and then make vroom noises ... Mario Kart creation on his Joseph's Machines channel. The race is viewed twice in the video--seen below ...