Guns of Icarus Alliance is an extended player versus environment edition of Guns of Icarus Online, a player versus player multiplayer FPS. It contains Set in a steampunk world, the game is focused on airship combat where you take the role of a member of a four-player team. Every player is responsible for their part of the ship and needs to perform different functions. The game features all content from the original game, including PvP mode.

There are three classes in the game: Pilot, Gunner or Engineer. Only the good interaction and balance between these roles will let your team be successful during battles. You can build and customize your own ship and complete different missions against AI opponents. Raising your rating within the faction, you will gain all perks a leadership can give. Additionally, the game features the fight over certain territories you can conquer. As a result, every match affects the entire war map, taking into account your and your opponents’ wins and fails.