Headhunters

Were you looking for:
 * Headhunters (Team), a titular two-man SPARTAN-III teams.
 * Headhunters (Short Story), the story which follows two SPARTAN-IIIs of the Headhunters.
 * Headhunter (Game Variant), a scrapped game variant that was intended for Halo 3, but will be making an appearance in the Halo: Reach Multiplayer Beta.