Episode Title:Rise of the Spinjitzu Master.Episode Description:As the Overlord conquers Ninjago, the Ninja return to the Temple of Light, where they find the First Spinjitzu Master's battle mech. With the arrival of the Ultra-Dragon, the group flies back to Ninjago City, which is now possessed by Overlord, who has morphed into a dragon. The Ninja fight the Stone Army, but in the end, they are saved by Dareth, who uses the Helmet of Shadows to control the army. The Ninja climb the tower where the Overlord is, but all of them except Lloyd are forced to remain behind. Facing the Overlord, Lloyd summons the Golden Dragon and defeats him, freeing the city from his control. Garmadon then emerges, purged of all corruption within him.