The Dark Side Source Book is a used Supplement for the Star Wars Roleplaying Game that comes as shown. There is minor spine wear but the book is in overall very good condition.
*Official product description*
If only you knew the power of the dark side....
The Force is an all-encompassing energy field generated by all living things. It binds the galaxy together, bringing balance through its two sides. While the light side promotes knowledge and peace, the Force also has a dark side. Anger, fear, and aggression emanate from the dark side, providing a corrupting power to those willing to draw on its destructive nature.
• New dark side classes, skills, and feats
• Advice on running and Gamemastering dark side heroes and villains
• Game statistics for iconic dark side characters from the Star Wars universe
• New prestige classes for dark side characters
• Dark side opponents, creatures, equipment, locations, and adventure hooks
• A history of the dark side, providing advice on how to use this material in any Star Wars era, including the Tales of the Jedi era.
To use this sourcebook, a Gamemaster also needs the Star Wars Roleplaying Game.