Nadakhan

Nadakhan is one of the main villains in the storyline. He is an evil djinn and the son of Khanjikhan. He makes his first appearance in the first book when he captures Jay and makes him stay with Cliff. He then manages to capture Jay again but had to search for him after he escaped. After finding Jay and torturing him a little, Wu comes to save Jay, meaning Nadakhan had yet again set out to find the master of lightning. Towards the end of the first book, he made a small appearance at Chen's Island and tried to escape after Cole's death. Jay managed to send him back into the Teapot of Tyrahn, which was left at the bottom of the ocean. In the second book, an angry Ben released Nadakhan once again. The evil djinn then made his surprise come back at Ninjago museum, scaring Darien in the process, and manages to take Jay's powers away using the Sword of Souls. Later on, he is confronted at Chen's Island by the ninja and Libber. Libber sets out to kill Nadakhan once and for all but fails and gets injured in the process. Jay regains his powers and kills Nadakhan forever. He is currently deceased.