SpecificationsBoys and girls ages 4 and up can learn to build and play out battle scenes from season 4 of the NINJAGO® Dragons Rising TV show with this fun mech toy. The LEGO® NINJAGO Jay’s Dragon Mech Fight (71853) adventure toy comes packed with 2 mechs and 2minifigures. Jay’s dragon mech has an opening cockpit for his minifigure and posable tail, wings, arms, legs, body and fingers, while the Mutation Monster’s battle mech has an opening cockpit for his minifigure and posable tentacles, arms, legs and tor so. The set also comes with 4 interchangeable weapons for enhanced play value: 2 swords, a spear and a set of claws. This ninja toy has been designed to provide a fun experience for children aged 4 and up who are discovering the joy of building with LEGO bricks. The adventure toy comes with a Starter Brick – a partly constructed base that gets kids building quickly and with confidence. Set contains 107 pieces.