4 books in series

Council of Thieves

Council of Thieves is a 4-book series with 4 primary works first released in 2009 with contributions by Richard Pett, Dave Gross, Michael Kortes, Clinton Boomer, F. Wesley Schneider, Brian Cortijo, and James Jacobs.

Pathfinder Adventure Path #26: The Sixfold Trial
Pathfinder Adventure Path #27: What Lies in Dust
Pathfinder Adventure Path #28: The Infernal Syndrome
Pathfinder Adventure Path #30: The Twice-Damned Prince