A great way to kill off large
groups of Covenant is to use those loveable little grunts to your
advantage. As everyone knows, grunts love throwing grenades at you, and
they'll even do it if you're in the middle of a big group of their
So, just run into a big melee, making intelligent use of cover, and you'll
regularly be able to turn around and see a nice big explosion taking out a
load of elites.