Halo Wars A.C.E.

From Halopedia, the Halo wiki

Halo Wars A.C.E..png

Halo Wars A.C.E. is a career award found on the Xbox 360 version of Halo Waypoint.[1] It is represented by two crossed daggers on a gold spade, imposed on a spade-shaped medal with a red, white and blue ribbon. The award consists of all 58 Halo Wars achievements. The achievements are organized into four tiers.