The Covenant are a group of aliens that play the roles of antagonist all through Halo: Combat Evolved. However, in Halo two, the smash hit sequal, You'll play the role of the Arbiter, an Elite. However, the only enemies you could kill as the Elite were heritic Covenant and the Flood. The roles of the covenant stand in hierarchy order
Prophets, graceful creatures that consider themselves
the greatest of all Covenant. Brutes, As of Halo 2, brutes are the prophet's trusted guards. Elites, the commanders of all other covenant, Elites have four mandibles each lined with a row of teeth. Hunters, the living tanks of the covenant, having a fuel rod cannon on the right arm. Drones, the flying army man, their
environment is preferably space, they hate atmospheric flight. Jackals, the bird like creatures hiding behind an energy field, and grunts, as they are: grunts. thier main purpose is to serve
the higher classes. unmentioned races are Engineers, and Sharaquoi, these beasts are mentioned in Conversations of the universe, located in the Halo 2 collector's addition.
