From the back of the rules book; STARGRUNT is a rules system for Small-Unit miniatures battles in a Science-Fiction environment. It is usable for Any background storyliune, and with almost any range of 25mm (or 15mm) miniture figures. Rules are included for Infantry, Combat Vehicles, Air Support, Inderect Fire and lots more. User Description; Stargrunt is a generic set of rules for Squard level SF wargames, which means each side have few units of about ten figures in each with a few vehicles. The rules use poly dice, from d4 to d12 to repersents the experence level of each troop type and inchies for movement and range. The rules are usable with any ranges of miniatues and thier are some recommedations in the rules since GZG miniatures and vehicle ranges was not that big when the rules was publishied in 1990. Re-implemented by: Stargrunt II