Cut Halo Wars levels

During the game's development, Halo Wars was to a feature a level which was later cut from the game.

Covenant ship
During the Repairs mission of the game, the comes face to face with a Covenant  named Proclamation's Tithe, which begins bombarding the ship with its broadside plasma cannons. Originally, Halo Wars was intended to have a level set after Repairs in which the forces of the Spirit of Fire would conduct a boarding action with the intent of destroying the ship's power core. Some information remains in the game files of Halo Wars, and a few pieces of concept art released online showcase concepts for the ship's geometry.