Swords made of carbon steel are gaining popularity for their superior performance and durability. Carbon steel provides excellent hardness and edge retention, ensuring the blade stays sharp for longer periods. Its strength allows for precise cutting and resilience in demanding tasks, making it ideal for functional use or martial arts. Additionally, carbon steel swords offer a traditional aesthetic, often preferred by collectors and enthusiasts. While they require proper maintenance to prevent rust, their longevity and performance outweigh the effort.