A Halo Total Conversion for star wars empire at war: forces of corruption, Replacing the Star Wars Factions with The UNSC, The Covenant and The Flood. Halo © Microsoft Corporation. Covenant at War was created under Microsoft's "Game Content Usage Rules" using assets from Halo. It is not endorsed by Microsoft and does not reflect the views or opinions of Microsoft or anyone officially involved in producing or managing Halo. As such, it does not contribute to the official narrative of the fictional universe, if applicable.