It s the ability to double that passed on by mortals to cultivate immortals

Zhang tie passed through the body of the refining corpse in the world of mortal cultivation of immortals, the refining corpse is the body of Han Li's good friend Zhang tie, he made a tie with Han Laomo at the beginning, Where is Zhang tie going, fortunately, he also has an external gold finger, his gold finger can double the target, although he can only use it once for one target now, But it seems that it can be improved in the future,