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
First Person Shooters
The mainline Halo games.
Halo 2
Halo 3
Halo 4
Halo 5: Guardians
Real Time Strategy and Top Down
The Halo Wars series and the Halo Spartan mini series.
Halo Wars 2
Halo: Spartan Assault
Warzone Bosses
Bosses in the Warzone gametype.