Pokémon Masters EX will continue advancing the "Arceus Arc," with the new chapter and accompanying special events scheduled to launch on October 30, 2026. Gladion and Hau will appear as two new Sync Pairs in the new story.
Gladion will don the Arceus outfit and form a Sync Pair with Silvally; Hau will also wear the Arceus outfit, partnered with Alolan Raichu. Both are trainers from the Alola region, and the officially released trailer showcases their appearances in the new story.
This content will be released during the game's sixth anniversary celebration. Prior to this, Pokémon Masters EX added content related to Pokémon Legends: Z-A, while this update shifts the focus back to the "Arceus Arc" storyline.
The official details regarding the new Sync Pair types, move sets, and passive skills have not yet been announced. Information on the pool rules, event rewards, and availability period also awaits confirmation via in-game announcements. Currently confirmed details include the new chapter release date, the two character and partner pairings, and the special events launching alongside the new chapter.