One of the features of 2nd edition HeroQuest is the Pass/Fail cycle (a tool for GMs to model dramatic ups and downs in a game). Now Robin Laws has expanded on this idea into a book, Hamlet's Hit Points <
http://gameplaywright.net/?page_id=1529>. You can order it now, or get it at Gen Con.
David Dunham
Glorantha/HQ/RQ page: www.pensee.com/dunham/glorantha.html
Imagination is more important than knowledge. -- Albert Einstein