I Just Went for a Stroll Through the Cultivation Realm, So Why Has the Sky Fallen?

Transmigrate to a World of Ghosts and Monsters, Then Practice Martial Arts

The protagonist transmigrates to another world full of ghosts and monsters, and has a System.

Revenge, a Mad Protagonist, No Saintly Martyrdom, No Hiding Their Strength, Strongest from the Start

No System, or the System's abilities should be very limited. The male lead is a killing machine.

Looking for Protagonists Who Are Blacksmiths, Artifact Refiners, Swordsmiths, and the Like

Blacksmithing or Forging Stories Where Crafted Items Get Random Attributes

Looking for books similar to One Piece: The Max-Level Blacksmith of Marineford.

Stories About Blacksmith Protagonists Who Forge Weapons and Open Weapon Shops

Transmigrates into a Blacksmith, and the Authorities Send Him a Wife

Transmigrate

The Protagonist Is an Artifact Cultivator Who Transmigrates to the Cultivation World and Applies Modern Technology

I want a story about using things from the cultivation world to make tools that serve the same purposes as modern household furniture and appliances, making life more convenient for ordinary people.