The periods covered by these rules began with medieval & fantasy knights, through gangster wars, and continued into modern warfare.
His mother frequently commented that Rick used to get in trouble with the neighborhood kids, as he was always changing or making up new rules.
He also wrote the articles, "D&D meets the Electronic Age",[3] and "Non-player characters Have Feelings Too",[4] for Dragon magazine.
During this time created the Krebikoff Gambit for use in the Cosmic Encounter board game, designed a simplified rule set for space gaming with miniature figures, and rules for English Civil War military miniatures.
[7] Created and produced "Foam Wars" gaming system[8] as well as "No Paint Armies" using "Granny Grate".