We get it. Factions are an integral part of D&D, but it's not always clear how to use them in your campaigns. Luckily, Factions of Sigil has you covered for each of the twelve main factions found across Sigil and the Outlands! This supplement goes over the various rules and lore around the primary factions found in Sigil and the Outlands, making it easy for any new or veteran DMs to integrate the factions more into the core stories being told, and making them feel more useful for the players that choose to join. A cult of star spawn has popped up in Sigil, and the Hands of Havoc have asked the characters to destroy it.

Evil is stirring in the tiny village of Akeley - an evil that reaches out to minds that drift through the inky void between the stars. However, not all that comes from the skies comes with malice. A band of rather unusual warriors have are resolved to deal with the infestation before it can spread, though they cannot conquer it alone. Perhaps it’s blind chance that brings together the players in this strange and terrible drama, or perhaps it was written in the stars long, long ago. Note: This adventure is intended to work with Mordenkainen's Tome of Foes, and requires a copy of the book to run succesfully.

A mind flayer has called for a massive conference of monsters in the Underdark beneath Hillsfar. Trolls, umber hulks, demons, and more have answered the illithid's call. To infiltrate this gruesome menagerie, you must embrace the monster within yourself.

You stand before the Sha’sal Khou elders as the most diverse gith hunting party ever assembled. Are you powerful enough to keep the mind flayers from enslaving your people once again? You’ll have to race across the planes to find out. A six to eight‐hour adventure for six players. Pregenerated 9th level characters provided.

As an ominous comet passes over Toril, a young researcher from Candlekeep goes missing. In darker corners of the Realms, eldritch horrors stir, answering the call of a dead god. Will the heroes be able to save the scholar before they succumb to an Elder Evil from beyond the reaches of sanity? This single session adventure is perfect if you are looking to introduce science-fiction themes into your game or just enjoy Lovecraftian horror. It has copious references to the Spelljammer setting and could be used as a springboard into that campaign setting. The Call of Atropus requires Mordenkainen's Tome of Foes to run effectively.