The Skulkin arc always gets criminally overshadowed by the ninjago pilots, so I made a poster in the style of modern ninjago posters, but for the pilots. : r/Ninjago
LEGO NINJAGO Epic Battle Set – Kai vs. Skulkin 71730 Building Kit; Ninja Playset Featuring a Spinning
LEGO NINJAGO SKULKIN SKELETON WARRIOR MINIFIGURE TAN HAT | eBay
LEGO® Ninjago 71730 Battle Set: Kai vs. Skulkin, LEGO Ninjago | myToys
Skulkin | Ninjago Wiki | Fandom
LEGO Ninjago Legacy Minifigure Skeleton Skulkin - Etsy Israel
Amazon.com: LEGO NINJAGO Legacy Minifigure - Wyplash Skulkin Skeleton (with Hat and Sword) : Toys & Games