FANDOM


35#.png35#.png

Standard Operating Brocedure is an achievement in Halo: Combat Evolved Anniversary and Halo: The Master Chief Collection. It is obtained by completing any Campaign mission Co-op on the Normal Difficulty or higher.[1]

GalleryEdit

SourcesEdit

  1. halo.xbox.com - Halo: Combat Evolved Anniversary Achievements



Community content is available under CC-BY-SA unless otherwise noted.