From Serenity through Battlestar Galactica to the Stand-Alone Rules for Cortex, what has been changed?
I get the impression that the Cortex RPG system has evolved in several directions since the release of the Serenity RPG. Not including genre-specific changes like whatever rules for the supernatural ...
We're starting to get that bug to try switching up our RPGs for a bit of variety. I've heard that a popular system, known as "Cortex", is used in several settings which our group would be enthused ...