There Is a Hammer with Golden Fingers

There is a hammer at the beginning, and all upgrades depend on hammering! Traveling to a world of warriors who rely on spiritual power to practice, and carrying a very ordinary-looking hammer called the "Immortal Hammer" with them, are they about to start conquering the entire universe? Of course not! The most important thing is to ensure that you can survive first! We'll talk about saving the world later! This is a story about a person who failed to reincarnate and struggled to survive in a strange world with a hammer...