Yu-Gi-Oh! GX Episode 154: Supreme King Judai Resurrected!
Episode 154 of 180 of Yu-Gi-Oh! GX, aired September 26, 2007, 25 minutes. Available with English subtitles and dub where released.
Episode summary
The duel between Jaden and Yubel continues. Jaden, who has already made up his decision, resurrects the dark half of his soul, The Supreme King. But this time, he has it under control. He won't let it take over him this time but will instead use it for good so that he can save all of his friends, including Jesse whom he dragged into this and continues to feel guilty about it.