Halo: Anniversary A.C.E.

From Halopedia, the Halo wiki

Halo Anniversary A.C.E..png

Halo: Anniversary A.C.E. is a career award found on the Xbox 360 version of Halo Waypoint.[1] It is represented by the Halo "O" logo on a spade-shaped medal with a red, white and blue ribbon. The award consists of all 44 Halo: Combat Evolved Anniversary achievements. The achievements are organized into four tiers.