FFA Fight Club: Prison Bathroom for MORDHAU is a free game modification designed for Windows users, providing a unique and entertaining twist on traditional combat. This mod introduces a fighting arena set in a prison bathroom, where players engage in fist-only battles, emphasizing hand-to-hand combat over weaponry. Upon spawning, players are equipped with distinctive orange inmate pants and shoes, along with customizable character appearance and voice options, enhancing the immersive experience.

Currently, the mod is working on patch 27+, which includes a Linux server package for manual uploads, catering specifically to Linux-only servers. The horde mode feature is temporarily disabled as it undergoes rework, indicating ongoing development and improvements. For those interested in map credits and further details, additional information is available on the developer's website.