Risus uses a cliche system clearly influenced by Atlas Games[?]' Over the Edge[?] and is also similar in some ways to Unknown Armies[?], another "skill-list-less" system.
... keyboards. In 1973, Keith Godchaux[?] followed Pigpen on the keyboards, and brought his wife Donna Godchaux[?] as a vocalist. Keith and Donna left the band in 1979, and ...