"Dragon Ball Super" episode 56, 57, 58 spoilers reveal that there will be an epic battle between Black Goku and Goku, Trunks and Vegeta. There will also be more details about Black Goku in the next episodes.
It was earlier confirmed in some reports that in "Dragon Ball Super" episode 56, the super villain will turn into Super Saiyan Rose, as seen in the teaser of the episode showing Black Goku with pink hair. Goku and Vegeta will have a fusion while not only Black Goku will transform into a Super Saiyan but Vegeta will also turn into Super Saiyan Blue.
The recently aired episode also revealed that Mai, the romantic interest of Future Trunks survived and is still alive. They were able to meet her after fixing the time machine which allowed them to travel to the future which shows a world that has been destroyed by Black Goku.
Episode 57 is titled "Advent of the Immortal God, Zamasu" which will focus on Zamasu, the descending of the Supreme Kai apprentice of Universe 10. Zamasu is the evil of the series and in this episode, he will be showing his true colors. The episode, which will air on Sept. 4, will show an intense battle between Goku who turned into Super Saiyan Blue and Black Goku, Attack of the Fanboy reported.
In the same episode, viewers will learn how Zamazu got his powers and how he became an immortal God. The real motive of the Omni King Zeno will also be revealed as well as what kind of being he truly is.
Meanwhile, episode 58 of the anime series titled "The Mystery of Black and Zamasu" will air on Sept. 11. It will show the similarity of Black Goku and Zamasu, which makes fans conclude that the two are the same persona. But others do not agree about this theory. Others speculate that Black Goku is Future Goku possessed by Zamasu. As for Zamasu, he did not show yet if he is an ally or an enemy of the Black Goku.
It is also speculated that Zamasu kills the Supreme Kai from Universe 10 - Gowasu while Trunks would be gearing up for a huge battle against Black Goku.
Since there will be no "Dragon Ball Super" episode on September 18, Episode 59 will be airing on Sept. 25. As of this posting, there are no details about what will happen on this episode.