- Little ones can build Kai's Ninja Race Car EVO with this LEGO Ninjago set- Switch it from an off-road beast to a mean street racer in a flash- It comes with swappable mega tires, an opening cockpit and a golden spoiler wing- The Kai minifigure fits in the car and comes with two golden katana swords- Zoom, rotate and build together in the LEGO Builder app- Its suitable for mini ninjas aged 6+years