Character
Kai
Kai in LEGO Ninjago: Masters of Spinjitzu (2012), played by Vincent Tong.
He and his younger sister worked as blacksmiths in their father's blacksmith shop, forging weapons until they one day met Master Wu. Motivated to save his sister after an attack from the Skulkin army, Kai was trained by Wu to learn Spinjitzu and master his Elemental Power and many other skills alongside his other teammates: Cole, Jay, Zane, and Lloyd.