Jim found an amulet that made him the trollhunter. While his other bestfriend, Axel Ashford found a staff imbed in stone in the woods and blessed him with primal energy. I don't own Trollhunters or anything else I'm putting into the series

It is about a boy who arrived in Paris. He didn't show his emotions very much. All he wanted was just a quiet life. But that changed when he found a mysterious box that changed his life. And he found a tigress with who he fell in love.