Charge into battle with Grindburst, a 235-piece Robotryx set that can be built into multiple forms. Featuring rotating drill bits, firing missiles and extended claws, this red and black mech encourages STEM skills and creative storytelling. Durable bricks and step-by-step instructions make construction a breeze. | Jitterygit | | Robotryx Grindburst 3-in-1 Robot Building Set – 235-Piece Red & Black Mech with Drill Bits & Missiles | Best Buy