Chaos Catapult 70311 | NEXO KNIGHTS™ | Buy online at the Official LEGO® Shop US
LEGO part 24324 24093 Nexo Knights Book of Chaos Monster Spell from 70313 | eBay
Minifigure, Utensil Book Cover with Gold Circle with Spikes, White Smiling Skull, Dark Tan Highlights Pattern (Nexo Knights Book of Chaos) : Part 24093pb002 | BrickLink