Morro was an Elemental Master of Wind, who believed he was destined to be the Green Ninja, but turned out not to be. After his death he became a ghost in the cursed realm, but he escaped. Morro then posessed Lloyd Garmadon's but abandoned Lloyd’s body to obtain the Realm Crystal. He also used the sword of Sanctuary to fight the Ninjas. He tried to summan some gjosts using the Allied Armor of Azure, but after that got destroyed he was after the Realm Crystal to summan the Preeminent.