This LEGO set features 406 pieces of crazy creations and action contraptions, including the Firstbourne Dragon, Golden Lloyd, and Nya Samurai X minifigures. Designed for ages 10 and up, this set is perfect for those with an interest in ninjas and chain reactions. The set is new and comes in its original packaging, making it a great addition to any LEGO collection. The Klutz LEGO Crazy Action Contraptions Set & Chain Reactions Set is a retired set manufactured in 2021.