is the evolved form of Ash's Riolu
. It evolved during the battle against Chairman Rose's Copperajah
and Chairman Rose's Ferrothorn
at the Hammerlocke Stadium.
Masters Eight Entry BattleRaihan's Duraludon
faced off against Ash's Lucario
. It immediately Gigantamax but because the match rules were based on the Masters Tournament regulations, Ash couldn't Mega evolve Lucario as he had already Gigantamaxed Gengar in the previous match-ups in the battle. It didn't matter though as Lucario's Huge Aura Sphere (巨大はどうだん) attack KO'd Duraludon.