Mordhau is a multiplayer medieval hack and slash fighting game developed by the independent Slovenian studio Triternion, with a prominent aspect of skill-based competitive play and customization. It features a combat system emphasizing hand-to-hand combat, loosely based on historical techniques such as feints, redirection, and alternative use of weapons. Other features include ranged weapons, siege engines and mounted combat. The game was released on April 29, 2019 for Microsoft Windows via Steam. Versions for PlayStation 4, PlayStation 5, Xbox One, and Xbox Series X/S are in development.