About WARMACHINE: Tactics - Mercenaries: Steelhead Rifleman
WARMACHINE: Tactics - Mercenaries: Steelhead Rifleman is a DLC. On 12/18/2014, it was released on the Steam Store. WARMACHINE: Tactics - Mercenaries: Steelhead Rifleman is not available to play on Windows, Mac OS, or Linux systems. At the moment, there is no confirmed information regarding Steam Deck support for this dlc app.