The Principia Malefex rulebook contains:
- Character creation rules
- Game mechanics and combat rules
- Background information on the game world (a darker version of our modern world).
- Magic rules
- A bestiary
- GM advice
- Three short adventures
A dark modern-day role-playing game of horror and mindbending magic.
-Delta Green: Dark Theatres (short story collection), reviewed by Andy Bennison
-The Three Impostors and Other