Let kids add another fun challenge to their LEGO Super Mario universe with this Boss Sumo Bro Topple Tower Expansion Set (71388). It features a tower that is rocked by LEGO Mario and/or LEGO Luigi (figures not included) stomping on the levers at its base. It can be built to varying heights, and a Super Star Block is revealed when Boss Sumo Bro is toppled. The set also includes a Crowber figure. (Note: the 71360 or 71387 Starter Course is required for interactive play.) Kids can play solo or with a friend who has a LEGO Mario or LEGO Luigi figure, winning bonus digital coins for teamwork. Check out the free LEGO Super Mario app for building instructions, creative inspiration and more. Collectible LEGO Super Mario toy playsets bring family-favorite Super Mario characters into the real world and make fun gifts for trend-setting kids. The Starter Courses and Expansion Sets, plus Power-Up Packs, allow fans to customize their own unique levels.