Grunt minor

From Halopedia, the Halo wiki

Summary

Grunt minors were the weakest and least skilled grunts in the Covenant army. They are considered recruits. They run away if you killed the majority of the grunts around them just like Grunt majors.

History

Their ancestors invented the Needler. They were much smarter than they are now. They started to dumb down after the Grunt Rebellion.The elites thought if the grunts were stupid, then another Grunt Rebellion will not happen again.