Covenant Empire (Earth-2003)

"I signed on to fight some aliens. Next thing I know, Master Chief blows up the whole Covenant armada and I’m stuck in the middle of nowhere, fighting a bunch of blue guys."

- Grif The Covenant Empire (or simply the Covenant) is a theocratic hegemony made up of multiple alien species that maintain control over a large portion of the Orion Arm in the Milky Way galaxy.