Players will love the flipping, shaking and balancing challenges in this Bowser’s Castle Boss Battle Expansion Set (71369). A brilliant gift for kids to add to the LEGO® Super Mario™ Starter Course (71360), this castle toy playset features towers with rotating and shaking platforms, flippers to raise Bowser's arms and access the ? Block and Time Block, a shaking bridge, plus Bowser, Boo, Dry Bones and Lava Bubble figures. Fun-packed app Intuitive Instructions PLUS, featuring cool viewing tools to make building even more fun, is available for this set on the free LEGO Super Mario app. The app also has tips on creative ways to rebuild and play and is a safe platform for fans to share ideas. Unlimited gameplay Collectible LEGO Super Mario sets bring a family-favorite character into the real world and are great for group competitions or solo gameplay. The modular Starter Course and Expansion Sets, plus Power-Up Packs, allow fans to create their own levels for hours of creative fun.