Kai 5
About to get Smacked the the Stone General
Affiliation Ninja
Favorite Weapon Sword of Fire
Element Fire
Status Alive

Kai is the Ninja of Fire in the Ninjago series. But Before he was a ninja, Kai was a blacksmith. He was the last ninja to unlock his True Potential, the third being Cole, the second being Jay and the first being Zane. He was one of the 4 ninja chosen to protect the Green Ninja. He has a son named Ethan and daughter named Karen. He married Misty.

Kai's last name is Blackman.