The Negligent Time Travel Gatekeeper

After reading part of it, the author's starting point is very good, starting with traveling back to the earth and recovering the system and golden fingers. There are relatively few related types at present, so it's worth a look.

A masterpiece, to put it simply, invincible, with a relaxed and witty style and full of humor. Reading it often makes people laugh out loud. , Gold always shines, and problems arise one after another, forcing the protagonist to gradually deepen his relationship with the people around him.