Let kids add another fun challenge to their buildable game universe with this LEGO Super Mario Boss Sumo Bro Topple Tower Expansion Set (71388). This collectible, buildable game toy features a tower that is rocked by a LEGO Mario figure and/or LEGO Luigi figure (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. For a list of compatible Android and iOS devices, visit LEGO.com/devicecheck. Collectible LEGO Super Mario toy playsets bring family-favourite Super Mario characters into the real world and make fun gifts for trendsetting kids. The Starter Courses and Expansion Sets, plus Power-Up Packs, allow fans to customize their own unique levels. Measures over 9 in. (23 cm) high, 7.5 in. (20 cm) wide and 5 in. (13 cm) deep. Contains 231 pieces.