The Hunter: Warden of Vytal

After losing his final fight with Sasuke and getting sucked into a portal, Naruto finds himself on Vytal teeming with magic and Grimm. Eventually he earns the God of Light's attention, where he is then offered to become the first Hunter. Losing most of his power and gaining new skills, he accepts. Beware, foul Grimm, for the Hunter comes for you...(CHAPTER 3 EDITED!)