Pillar of Autumn (achievement)

Pillar of Autumn is an achievement in Halo: Combat Evolved Anniversary and Halo: The Master Chief Collection. It is obtained by completing the campaign mission The Pillar of Autumn on any difficulty.halo.xbox.com - Halo: Combat Evolved Anniversary Achievements
==Gallery==
HTMCC AchievementArt Pillar-of-Autumn.jpeg|The Achievement art showcasing the level, Pillar of Autumn.
==Sources==
Category:Halo: Combat Evolved Anniversary Achievements
Category:Halo: The Master Chief Collection Achievements