Goku, Vegeta and Xeno Trunks are fighting against Beerus, while the others and the other Gods of Destruction watch. #16 - Fu's Plan! The Threat of the Dreadful Universal Tree! Season 3 - Episode 2 - Aired They attack Janemba together, succeed in overpowering him, and are finally able to destroy him using their ultimate technique, the Double Dragon Fist. By absorbing the others' energy, Xeno Goku and Xeno Vegeta break through their limits and achieve a higher level of strength, known as Full-Power Super Saiyan 4. Majin Salsa suggests that Xeno Goku and Xeno Vegeta use a mysterious technique that they have employed in the past, so the other Saiyans all power up and channel their energy into the pair while the two demons hold off Janemba. Janemba attacks them all again before the two groups can come to an agreement, and the battle resumes, with Xeno Trunks powering up to Super Saiyan God. However, the demons offer to help the heroes in their efforts to destroy Fu's Universe Tree, warning that the Tree is continuing its work of consuming countless planets across the multiverse.
Xeno Trunks identifies the new arrivals, Majin Salsa and Putine, as demons and old enemies of the Time Patrol. #12 - Dragon Fist Explosion! Super Full Power Saiyan 4: Limit Break! Season 3 - Episode 6 - Aired