Amazon.com: LEGO NINJAGO Epic Battle Set – Kai vs. Skulkin 71730 Building Kit; Ninja Playset Featuring a Spinning Battle Toy, New 2021 (61 Pieces) : Toys & Games
LEGO Epic Battle Set - Kai vs. Skulkin 71730 Instructions | Brick Owl - LEGO Marketplace
LEGO NINJAGO Sets: 71730 Epic Battle Set - Kai vs. Skulkin N
Ninjago kai vs. Skulkin 71730 $2.79 (75% off walmart) : r/legodeal