He has a strong sense of justice and faces anything without fear. He is fearless and often acts without thinking of the consequences. He possesses the power of Fire. Nya's older brother. His weapon is a sword.

Jay has a habit of blurting out whatever is on his mind without thinking. He is the most agile among the ninjas, quick-witted, and optimistic. He possesses the power of Lightning. His weapon is nunchucks.

Possessing the power of Earth, Cole is a fast worker and the backbone of the team, always looking to instill confidence in his teammates. He isn't flashy like a certain someone, but he is strong and reliable. His weapon is a scythe.

Zane is a highly intelligent Nindroid (Ninja Android) who can somehow foresee what will happen next. Because he sometimes fails to read the room or says funny things unintentionally, his friends often tease him. Nevertheless, he is always serious and loyal to his friends. First person: I (formal/polite). His weapon is shuriken.

The only son of Lord Garmadon, who was once an enemy of the ninjas. Like his father, he harbored ambitions to rule the world of darkness, but he changed his ways after being persuaded by his mother, Misako. He is the only ninja capable of unleashing the power of Darkness. His weapon is a katana.

Kai's younger sister. She was once kidnapped by Lord Garmadon's forces when they were in conflict with the ninjas. Nya is skilled in mechanics and sometimes joins the battle as Samurai X, piloting a robot she built herself. She possesses the power of Water. His weapon is a spear.

The Master of Creation and the son of the First Spinjitzu Master. He is currently the Sensei who instructs the ninjas, guiding them with his vast experience and knowledge. The staff techniques he has mastered are useful not only for fighting enemies but also for activating switches and constructing footholds.

Lloyd's father and Master Wu's older brother. He was formerly the ruler of the Underworld, but he has now become a teacher who instructs the other ninjas in combat tactics.