ISBN 1938270878 books & textbook
Supergame (Third Edition): Super-Powered Roleplaying (Supergame: Super-Powered Roleplaying)
Bernstein, Brett M. Brownell, Tommy Miller, William
Precis Intermedia /2017-12-17 Paperback / 110 Pages
isbn-10: 1938270878 / isbn-13: 9781938270871
