The Cleansing War of Garik Blackhand (Gamma World Adventure GW3)

Pursued by an enraged mob of mutants, you must flee across the frozen Parklands of the Ancients [Yellowstone] to find proof of your innocence. This campaign module contains Gamemaster notes, background information, maps, new creatures, new artifacts, a new robot, and four bonus campaign scenarios for use with the revised Gamma World Science Fantasy Role-Playing Game.