He may not be at the level of Cynthia or Iris (given his starter choice, the player is guaranteed to have one matchup in their favor), but an unprepared challenger might have to reset once or twice.
In This Video Pokemon Sun Version Game Freak Initial Release: Nov 18, 2016 Rate this game ...
Pokemon: Sun and Moon Walkthrough - Hau’oli Outskirts (Return) IGN takes you through the Hau'oli Outskirts in the Alola region in Pokemon Sun and Moon for the Nintendo 3DS.