Fantasy Flight Games have updated the FAQ for the Chaos in the Old World boardgame.
From their website:
Bask in the dark favour of the Ruinous Powers. The FAQ for Chaos in the Old World (pdf, 1 MB) has been updated, and includes answers to your questions about The Horned Rat Expansion.
While listing only two errata, this comprehensive Chaos in the Old World FAQ includes answers to nearly 60 questions collected from the player community. Download it below or on our support page, then race towards the ruination of the Old World armed with the dark knowledge of the Ruinous Powers.