From publisher blurb: The Ironfang Invasion Player's Guide gives players all the spoiler-free information and information they'll need to create characters ready to hit the ground running in the Ironfang Invasion Adventure Path. Within, players of this campaign will find everything they need to create backgrounds tied to personalities and events vital to the Pathfinder Adventure Path's themes, along with new campaign-specific traits to give brave heroes the edge they'll need to take on the dangerous threats faced in the Ironfang Invasion Adventure Path. This player's guide also includes a glimpse of the nation of Nirmathas, as well as various class options and advice for characters ready to take up arms against the Ironfang Invasion.