Abyssus is a co-op first-person shooter developed by DoubleMoose, featuring customizable firearms that can be modified during gameplay. The game draws inspiration from titles like Deep Rock Galactic, Warhammer 2: Vermintide, and Gunfire Reborn, and is characterized as a co-op roguelite FPS with a deep-sea aesthetic. A recent trailer showcased its underwater world and rich visuals, enhancing immersion. The game combines elements of magic and firearms, promising an engaging experience for players.