Lego 2016 ninjago Tiger Widow Island 70604 nya minifigure with 2 swords and gem | eBay
Found this gem in the ol' rubbish bin : r/Ninjago
Spinjitzu Brothers #1: The Curse of the Cat-Eye Jewel (LEGO Ninjago) (A Stepping Stone Book(TM)): West, Tracey: 9780593381403: Amazon.com: Books
Amazon.com: LEGO NINJAGO Kai's Golden Dragon Raider Multi-Terrain Car Toy 71773 with Kai and Zane Minifigures, Building Set for Kids Ages 8 Plus : Toys & Games