With Rogue's Mech Dragon Rider (71843), boys and girls aged 8 and up can role-play stories from Season 3 of the NINJAGO® Battle of the Dragons TV series. Kids can combine the toy mech and the first-ever NINJAGO robot dragon to create an awesome mech dragon rider. The mech has movable arms and legs, a sword and an opening chest with room for a minifigure. The dragon has movable wings, head, jaw, legs and tail, plus a sword. There are 4 minifigures: the ninjas Rogue and Arin and the duo Rox and a Draconian mind warrior, with a banner with a secret message that can only be read with Arin's reveal sword. Kids can attach the mech from the Kai's Mech Storm Vehicle (71830) and Kai's Mech Rider EVO (71783) playsets (sold separately) to the back of the dragon from this set. This playset can be built using the LEGO® Builder app, which guides you and your child on a building adventure. The set contains 584 parts. Ninja toys for kids – boys and girls aged 8 and up can recreate action scenes from Season 3 of the NINJAGO® TV series The Battle of the Dragons with the Rogue's Mech Dragon Rider adventure toy Mech and Dragon – kids can play with the toys separately or attach the posable mech to the back of the first-ever NINJAGO® robot dragon to create Rogue's Mech Dragon Rider Posable figures – the mech has movable arms and legs, an opening chest to to place a minifigure and a sword. The dragon toy has posable wings, head, jaw, legs and tail, plus a sword 4 minifigures – including Rogue, Arin and the evil duo of Rox and a Draconian mind warrior, with a banner bearing a secret message that can only be read using Arin's reveal sword Birthday gift for kids – this action toy offers a fun build and play experience and makes a great birthday gift for kids who love pretending to be their ninja heroes Interchangeable mech – kids can play too attach the Kai's Mech Storm Vehicle (71830) and Kai's Mech Rider EVO (71783) playsets (sold separately) to the back of the dragon figure in this set A universe of ninja toys – LEGO® NINJAGO® sets let kids escape to a fantasy world of adventure with their ninja heroes Dimensions – this 584-piece LEGO® adventure action set for kids includes a Rogue's Mech Dragon Rider figure measuring approx. cm high