The Witch Hunter TWH

In the world of witches and knights, a portal opens in the forest and out comes a man with futuristic tech and a suit that looked indestructible. Hunter Allen, a young man from the world of Zoreth who came to a new world hoping to get a thrill out of it.

However, the world was boring and the only challenge was the witches. Hunter decided to hunt them in order to take their powers but things go wrong in a good way and he ends up having a witch harem following him around.

Instead of a hunter who hunts for the witches lives, he ends up without trying, hunts for their heart.