Future Zen Oh

Future Zen Oh is the Future Trunks timeline counterpart of Omni King Zen Oh making his debut as a minor character in the Future Trunks arc of Dragon Ball Super before becoming one of the two main antagonists of the Universal Survival arc alongside his counterpart from Goku's timeline. He is first introduced destroying Future Trunk's timeline to destroy Zamasu however Goku went back to the void where it used to be and brought him to his own timeline to introduce him to his timelines version of Zen Oh where the 2 instantly became friends.