Aspiring ninjas at home can spin into epic battles with LEGO NINJAGO: Nya vs. Mutation Monster Spinner. Kids can launch the spinner with a button press to send it spinning and watch elemental power parts fly off on impact. The set includes Nya with her glaive and the Mutation Monster, who rides inside the spinner for thrilling good versus evil play. | LEGO Ninjago: Nya vs. Mutation Monster Spinner - 49 Pieces (71849)