Chaos March gives players the information they need to run games and campaigns in the troubled Sarna March. The Guide to the Chaos March offers players an up-to-date look at the many factions and employment opportunities on the planets in the area, including first-person accounts of the real situations. Chaos March also includes new rules and equipment for BattleTech and MechWarrior, and a chapter describing Outreach, the ideal starting point for a Chaos March campaign.