Campaign

Campaign Mode is the single player gaming aspect of Halo: Combat Evolved, Halo 2, Halo 3, where the player takes control of a single character at a time through the canonical storyline of the Halo trilogy.

It can be played on four difficulty levels, listed in order from most difficult to the easiest: Legendary, Heroic, Normal, and Easy.

Halo: Combat Evolved Campaign Levels

 * 1) Pillar of Autumn
 * 2) Halo
 * 3) Truth and Reconciliation
 * 4) The Silent Cartographer
 * 5) Assault on the Control Room
 * 6) 343 Guilty Spark
 * 7) The Library
 * 8) Two Betrayals
 * 9) Keyes
 * 10) The Maw

Halo 2 Campaign Levels

 * 1) The Heretic
 * 2) The Armory
 * 3) Cairo Station
 * 4) Outskirts
 * 5) Metropolis
 * 6) The Arbiter
 * 7) The Oracle
 * 8) Delta Halo
 * 9) Regret
 * 10) Sacred Icon
 * 11) Quarantine Zone
 * 12) Gravemind
 * 13) Uprising
 * 14) High Charity
 * 15) The Great Journey

Halo 3 Campaign Levels

 * See the main article: Halo 3 Campaign


 * 1) Arrival
 * 2) Sierra 117
 * 3) Crow's Nest
 * 4) Tsavo Highway
 * 5) The Storm
 * 6) Floodgate
 * 7) The Ark
 * 8) The Covenant
 * 9) Cortana
 * 10) Halo

Trivia

 * All of the games end with Master Chief in space. In Halo CE, he is in a Longsword. In Halo 2, he is in the Forerunner Dreadnaught. In Halo 3, Master Chief is in (half) of a UNSC Frigate.


 * List of characters whose names are titles for levels:
 * Cortana
 * 343 Guilty Spark
 * Keyes
 * Arbiter
 * Prophet of Regret
 * Gravemind
 * Sierra 117 (Master Cheif?)

(Not exact but referencing to characters or races)
 * The Heretic
 * The Oracle
 * The Covenant
 * Floodgate