Although the sandbox game "BESIEGE" is a siege construction game based on the medieval war, many players have built various works full of future technology in the game. This set is derived from the home hardware tool set, inspired by the game's most representative core square. Rusty metal and cold turquoise plastic parts are made of materials, and hardware tools are the design objects, trying to integrate the atmosphere of the game background, the future of the player's works and the creative feeling of maintenance and assembly, so that the derivative products can truly convey The intrinsic value of "BESIEGE. (The background material comes from the game)