Character Pack: Replicates and expands on some essential charts for character creation from the core rulebook, but doesn’t go into as much detail on how to use (for players who know what they are doing)
Game Masters Pack: 1st half of contains the adventure "Pretty things", 2nd half contains information on Buildings of the Old World + many other useful GM tools.
Game Masters Tool kit: Comes with a 32-page booklet of tools and tips for game mastering WFRP, packed with ideas for plots, characters and adventuring locations.