The covenant is an alien species in halo including grunts and elites.
In Halo 3 the covenant does die, the covenant will never be in another Halo game.
If You Mean change into elite, no, you can only do that in Halo 2, 3 and Halo Reach. But however you can use mods at halomods.com
the biggest ship in halo is a covenant cruiser.
You cannot play as Covenant in the original Halo
it is when the covenant activate halo and destroy the humans and the flood
The Covenant are the main enemy of the Halo Franchise.
No, the only teams you can be in Halo Wars is the Marines and the Covenant
NOPE
In Halo 4 there are two species of enemy. The Covenant and the Prometheans. The Covenant consists of grunts, jackals, skirmishers, elites, and hunters. The Prometheans are the crawlers, knights, and watchers.
No, the only teams you can be in Halo Wars are the Marines (humans) and the Covenant.
no... its before Halo 1 when the humans have just started fighting with the Covenant
Yes, in Halo Wars you will be able to play as the Covenant. I dont know, however, if you will be able to play a story mode as the Covenant, but I know that you will be able to in Free Play and Xbox Live.