<Tr> <Td_colspan="5"> The time has come for Ash, now armed with his new Grassium Z - crystal, to face Olivia in the Akala Island Grand Trial Challenge, and Rockruff wants to battle Lycanroc even before the Trial gets underway . This will be a Double Battle; Olivia brings out a Probopass to partner her Lycanroc, and Ash chooses Rowlet to partner Rockruff . The battle is intense, with both Olivia and Ash using Z - moves . With Ash's new Grassium Z - move Bloom Doom, Rowlet defeats Probopass, but then the unthinkable happens: Rockruff wants to battle Lycanroc so fiercely that it attacks Rowlet without thinking when Ash orders Rowlet to help Rockruff . Rockruff is horrified by what it's done, but Ash forgives and encourages his Pokémon, and Rockruff goes on to defeat Lycanroc . Olivia presents Ash with a Rockium Z - crystal, and she tells him that Rockruff may evolve soon . Tapu - Lele appears to honor Ash and Rockruff . </Td> </Tr> <Tr> <Th> 978 </Th> <Td> 972 </Td> <Td> "Rising from the Ruins!" (Iwanko and the Guardian Deity of the Ruins of Life!) "Iwanko to inochi no iseki no mamorigami!" (イワンコ と いのち の 遺跡 の 守り神!) </Td> <Td> August 10, 2017 </Td> <Td> October 28, 2017 </Td> </Tr> <Tr> <Td_colspan="5"> Rockruff, now close to evolving, goes off on its own during the night and encounters Akala Island guardian Tapu Lele . Rockruff battles Tapu Lele but is easily defeated . Concerned for Rockruff, Ash and Pikachu chase after and find Rockruff, but Rockruff attacks Ash and, immediately ashamed, runs away . The next day, everyone else joins in the search for Rockruff, including Olivia's Lycanroc . Rockruff, injured after falling into a river, is found by both Olivia's and Gladion's Lycanroc and brought to the Ruins of Life . Ash arrives with Olivia and Professor Kukui in time to stop the Island Guardian from battling the two Lycanroc . Using energy from Ash and both Lycanroc, Tapu Lele heals Rockruff, who then evolves into Dusk Form Lycanroc . </Td> </Tr> <Tr> <Th> 979 </Th> <Td> 973 </Td> <Td> "Mimikyu Unmasked!" (Mimikkyu's Disguise!) "Mimikkyu no bake no kawa" (ミミッキュ の ばけ の かわ!) </Td> <Td> August 17, 2017 </Td> <Td> November 4, 2017 </Td> </Tr>

When does the next season of pokemon start