Battle and defeat your opponent with the X-Battlers X-Thrasher Building Set from K'NEX! This fun hammering vehicle is bound to crush the X-Saw Attacker (sold separately). With 100 classic and micro K'NEX rods and connectors create a vehicle with forcful hammering action. Push the X-Thrasher towards you opponent to activate the hammer action. Use the included step-by-step, color-coded instructions to build your X-Battler. Have a friend or sibling? Make sure to get X-Saw Attacker for the ultimate battle royale! Help your kids develop a better understanding of STEAM (science, technology, engineering, arts, and math subjects) with this building toy. As they click the parts together and discover how the building system works, they strengthen their hand-eye coordination, fine motor and problem-solving skills, and spatial awareness. K'NEX rods and connectors are responsibly made in America at a landfill-free, zero-waste green manufacturing facility in Hatfield, Pennsylvania. The strictest quality and safety standards were used in testing this toy to ensure that your child has a successful, trouble-free building experience. If you need a replacement for any broken or missing part, or for any other reason, just give us a call, and we will get you what you need so your child can get back to building as soon as possible. For a toy that is not only fun but educational, choose K'NEX X-Battlers X-Thrasher Building Set!