From publisher blurb: This supplement has 4 documents and 4 maps. The documents consist of: A system agnostic pdf talking about bogs as an adventure location, containing adventure hooks and ideas on how to use the map 4 5e compatible, OGL monsters to use in your home games or in commercially published content. The same monsters, designed for compatible with 13th age, and a brief description of how to use the OGL Mageflame icons in a bog setting. The same monsters, for Troika! The maps are in colour and suitable for virtual tabletops.