From the book's introduction:
"This Supplement is Offered as a Multiversal System for Role Playing Games using Polyhedral Dice and Miniature Figurines. Provided herein is Complete Information and Data; Essential for the Game Master wanting to bring Utmost Realism into their Campaign."
An unlicensed AD&D supplement that incorporates parts of the Gamma World and Traveller rules to support its briefly-described fantasy/SF setting. Includes new character races, classes, spells, alien races, and space ship construction rules.