Recreate the thrilling battles from Season 4 of the NINJAGO® Rise of the Dragons series with this LEGO® NINJAGO Wyldfyre Transforming Dragon Mech (71868) set. This 2-in-1 action figure can be quickly transformed from a huge articulated 4-legged dragon into a formidable mech with a large sword. Boys and girls aged 9+ will recreate their favorite episodes with 6 minifigures: the ninjas Wyldfyre, Arin and Sora, and the villains Acid Monster, Ice Monster and Empress Beatrix. Also included is Empress Beatrix's battle mech, which includes adjustable body parts, the Weapon of Desolation and a cockpit with space for a minifigure. LEGO NINJAGO sets allow ninja fans to escape into a world of fantasy and creative play with their heroes. Children can build with confidence using the LEGO Builder app – zooming in, rotating in 3D, and tracking their progress with easy-to-follow digital instructions. The set contains 821 pieces.