The Gates of Warp! When Dawn's Piplup runs into a forest, another Dawn from an alternate universe takes Piplup with her. Dawn informs Ash, Goh and Chloe about the incident, and the trio travel to Sinnoh to meet up with her. Suddenly, Team Rocket from another universe capture Lucario and Inteleon and disappears, with Goh and Dawn following them into the alternate world. Goh and Dawn meet the alternate Dawn, who explains that Pokémon in her world have been devolving and turning into eggs. Ash and Chloe realize that Palkia could be involved with the mysterious events. They head to a library for more information on Palkia and meet Cynthia. She informs them about Dialga, Palkia and Arceus. The alternate Team Rocket reappear and attacks them again, but eventually withdraws. Just before the gate closes, Ash and Chloe enter the other universe. While Goh and the two Dawns are researching time and space, Ash runs into an alternate version of himself.