Pokémon Masters EX has launched its seven-year anniversary celebrations with the debut of 5★ Blue (Anniversary 2026) & Dragonite in the limited-time Blue EX Master Fair, available from Aug. 29 at 11 p.m. PT through Oct. 6 at 10:59 p.m. PT. The EX Master Fair gives 5★ Sync Pairs a 12% appearance rate and also features Fair-Exclusive Sync Pairs Lysandre & Yveltal and Skyla (Anniversary 2022) & Tornadus, along with other Fair-Exclusive Sync Pairs. EX Master Sync Pairs are exclusive to EX Master Fairs and come with a Master Passive Skill in addition to their regular passive abilities, strengthening the entire team. Alongside the scout, the Blue EX Master Fair and Special Present! Blue EX Master Fair are also available. The anniversary event also includes Marvelous Mega 7 Years High Score: Flying and Dark Conqueror, running through Sept. 6 at 10:59 p.m. PT with updated reward quantities and a new opponent strength setting that can reach 2,000.
Source: Official Pokémon Masters EX site
Nintendo & Pokémon Blog 