Master Lloyd Montgomery Garmadon is the Green Ninja (formerly the Golden Ninja ), the son of the Dark Lord Garmadon and archaeologist Misako , nephew of Master Wu , and grandson of the First Spinjitzu Master . He once wanted to be on the dark side like his father, but when he was taken in by the Ninja , he changed his mind about his future, after which the Golden Weapons chose him to be the Green Ninja.