Peacemakers were Forerunner constructs designed to enforce the Mantle of Responsibility on the Milky Way galaxy.[1]

Constructs of the LineEdit


  • The Preceptor would patrol and police lesser species.[1]
  • The Guardian was a Tier Two Peacemaker known to patrol and police lesser species.[1]
  • The Arcani was a construct that would patrol the Ecumene's interior territories from civil conflict and other neglect.[1]
  • The Intercessors would patrol the Ecumene's home spaces.[1]


  1. 1.0 1.1 1.2 1.3 1.4 Halo: Warfleet – An Illustrated Guide to the Spacecraft of Halo - pages 88 & 89