>>28005137I think the biggest things were the anniversary, and the fact that the next region didn't have a traditional league. The way it was figured, they could phase out Ash by having him win this league, and have him travel in alola in order to train for the champion league and th elite four. One of his alola traveling companions could then be "the new ash" that would be followed once we go back to traditional gym leagues.
That, and ash was back to / surpassing DP levels of competence.