Douluo: Thunder and Lightning? Werewolf!

Yang Yi traveled to the world of Douluo Continent, was selected by a deadly piece of iron, and gained the ability to learn the power of other worlds. But everything comes at a price. The martial soul mutated because of this piece of iron, and life took another path. He turned around and looked: "Then what's the price?" A pair of calm eyes: "As we know it - all of it."