Halo Wars 2: Awakening the Nightmare is a strategic DLC expansion that invites players to experience an all-new single-player campaign as the Banished faction. This expansion introduces an intense confrontation against the Flood, adding depth and excitement to the gameplay. Players will be able to engage in new storylines while utilizing unique units and strategies inherent to the Banished. The expansion requires the full version of Halo Wars 2 to access its content, emphasizing its role as a significant addition to the base game.

In addition to the single-player campaign, Awakening the Nightmare enhances multiplayer experiences with new leaders, units, and maps designed for competitive play. The co-op Terminus Firefight mode offers a collaborative gameplay experience, allowing players to strategize together against waves of enemies. Furthermore, the expansion supports stunning 4K Ultra HD graphics and HDR on Xbox One X and Windows 10, ensuring a visually impressive experience that complements its strategic gameplay.