Gamma World: House Rules
Fourth edition rule additions and modifications. Including: alternate skills, good hits/bad misses, affinity and luck attributes, new mutations, and saving throws.
The House of Clay
A re-working of the Classic Sci-Fi RPG. New Character Generation and Combat and rules. Very lethal combat system, as most Hits have Special Damage. Also has conversions from other games.
Skippy's Gamma Page
General information on the game Gamma World.
Last update:February 10, 2014 at 6:35:05 UTC