Boss (gameplay)

Bosses also known as Boss Battles make several appearances in the Halo series. When a character who is a major antagonist appears in gameplay they are often boss fights against the player.

List of Bosses
The following is a list of boss fights throughout the Halo games.

Campaign
The mainline Halo games.
 * Halo 2
 * Sesa 'Refumee
 * High Prophet of Regret
 * Tartarus
 * Halo 3
 * 343 Guilty Spark
 * Halo 4
 * Ur-Didact
 * Halo 5: Guardians
 * Warden Eternal

The Halo Wars series and the Halo Spartan mini series.
 * Halo Wars 2
 * Decimus
 * Proto-Gravemind
 * Halo: Spartan Assault
 * Merg Vol

Warzone Bosses
Bosses in the Warzone gametype. Killing a boss results in a Boss Takedown.
 * Halo 5: Guardians
 * Baron 'Sraom
 * Jul 'Mdama
 * Warden Eternal