Avatar Kai 71714 Ninjago Prime Empire LEGO Minifigure Figure Red Ninja | eBay
LEGO Ninjago 71714 Kai Avatar - Arcade Pod - Lego Speed Build Review - YouTube
Kai 10$ Custom Mech. Repurposed Lego Iron Man 9.99 Mech. Also a custom Kai Avatar Minifig. If this post gets a good amount of likes I'll post a “tutorial” for the Mech.