Appearance: Blonde hair and green eyes. The Elemental Master of Life. He attacks using green-like energy(?) orbs that he summons from his hands. He is the leader of the ninjas and is the Legendary Green Ninja. He is also a half-Oni and half-dragon since he is the grandson of the First Spinjitsu Master. He is also the son of the very feared Lord Garmadon. Sub-abilities: Can generate a protective armour around his body (only for a short duration of time: 1 second - 10 seconds), can make a circle-like shield around himself, heightened senses, power enhancement.

Appearance: Has tall, thick, and spiky brown hair, shaped like a flame, with a scar visible on his right eyebrow and a bandage above his left. Has a dimple in his left cheek and has dark eyes. The Elemental Master of Fire. He mainly creates fire from his hands. Is an older brother to Nya Smith. Sub-abilities: Heat resistance, fire propulsion, fire absorption.

Appearance: Long black hair usually tied in a ponytail with long bangs, black eyes, and light pink lipstick. Has black eyes and small dimples on her cheeks and a beauty mark on her right cheek. The Elemental Master of Water. She cannot use her powers, which are to manipulate water, unless water is nearby, which isn't much of a problem for her since water is almost everywhere. Is a younger sister to Kai Smith. She is dating Jay Walker. Sub-abilities: She can stand on water, rain manipulation, minor ice manipulation, water propulsion.

Appearance: Short, orange-brown or curly light brown hair with freckles. The Elemental Master of Lightning. Creates lightning from his hands. He is dating Nya Smith. Sub-abilities: Extra speed, lightning redirection, lightning attraction, electroconductivity.

Appearance: Black shaggy hair and black eyes with bushy eyebrows. The Elemental Master of Earth. He can manipulate the earth around him. Sub-abilities: Insane super strength, earth punch (where he punches the ground once and the whole ground shakes from the impact), earth sense, stronger durability.

Appearance: Has a fully metallic body and has cyan eyes. Is a robot that can feel emotions. The Elemental Master of Ice. Can create ice from his bare hands. Sub-abilities: Clairvoyance, superhuman stamina and durability, superhuman speed and agility, superhuman intelligence, superhuman reflexes, and everything else that an extraordinary robot can do (ex. Scanner vision, event visualisation).

Appearance: Has a fully metallic body and has bright green eyes. Is a robot that can feel emotions. At this time, she is soon to be revealed as Samurai X.

Appearance: An elderly man with a demonic, Oni-like visage. He has glowing red eyes, prominent wrinkles on his face, spiral creases on his chin, and protruding ribs. His face markings are inspired by samurai and kabuki masks. Has red eyes and four arms. His skin is also completely black in colour. He is the Master Of Destruction. Also the father of Lloyd Montgomery Garmadon. But unfortunately, after he was resurrected by the Quiet One and the Sons of Garmadon, he lost all of his memories and no longer sees Lloyd as his own son.

Has two identities. Appearance as the Jade Princess: Long, stark-white hair styled in a high, elegant ponytail with long side bangs. She was adopted by the Royal Family. Appearance as the Quiet One: She wears aggressive red face paint painted directly over her eyes to signify her leadership of the Sons of Garmadon. Her signature long white hair is undone, featuring straight-cut bangs rather than being bound in her usual royal ponytail or civilian bun.