In the end, Fu observes the Prison Planet and tells a seemingly evil Saiyan that his time will come. Then Fu disappears, and the two Goku agree to work with each other to escape the planet. Anime Info Type: ONA Episodes: 2 + ONGOING Status: Ongoing Aired: to ONGOING Premiered: Winter 2022 Broadcast: On YouTube Producers: Hiroyuki Sakurada Licensors: V Jump Studios: Toei Animation Source: Manga Genres: Action, Comedy, Super Power, Martial Arts, Fantasy, Shounen Duration: 08 min. During the fight, Goku discovers that there is an invisible barrier around the Prison Planet that prevents them from escaping. The trio arrive on the planet and meet an alternate version of Goku called “Xeno Goku”, who transforms into Super Saiyan 4 and attacks Goku, who reacts by transforming into Super Saiyan Blue. A mysterious figure emerges, introducing himself as Fu he tells Goku, Vegeta and Mai that Future Trunks is trapped on a world called the “Prison Planet”, a planet where warriors from alternate timelines and dimensions fight as part of an experiment conducted by Fu. Goku and Vegeta’s training with Whis and Beerus is interrupted by the arrival of Future Mai, who tells them that Future Trunks has been captured. Goku! A Transcendent Battle Begins on the Prison Planet!