Far below the hustle and bustle of the City, now intertwined with the rest of The Underworld, lies Cladwell’s Cul-de-sac, the venerable Count Doran Cladwell still holding court among his ancient courtiers. At least, so say the legends. Pe...

Aqua Regia is a module for His Majesty the Worm , by Joshua McCrowell, produced as part of the Worm Jam in September 2024. Apart from the bestiary, which is specific to the system of HMtW , this module is also compatible with the majority o...

Skalech's Apocryphonium is a fan-supplement by Elliott Freeman for His Majesty the Worm , created as part of the 2024 Worm Jam. It contains a bevy of new spells from three schools of esoteric magic: the winter-wizardry of the Wassail , the...

This dungeon level is built to be approachable and uses components directly from the book His Majesty the Worm. It is intended to be a good general starting location for the underworld that might be compatible with a variety of underworlds...

I feel a poison in the air, dear brother. A wind that howls thick and strange. A whisper of madness and death imminent. It’s weight isn’t too heavy on my bones yet, but I can feel it coming. The Wormblight is a module for His Majesty th...

Undercity Critters adds a new Kith and 4 new Kin to His Majesty the Worm! Play as Dog-like Kobolds searching for their loyal companion, Frogfolk Ribrits honing their skills in Tongue-Fu, Build complex tunnels as a Ratling, or become a liter...

The Sunless Estate is a 24-room megadungeon level for use with HIS MAJESTY THE WORM, a roleplaying game by Josh McCrowell. Designed to be easily slotted in to your own megadungeon, or played as a one-off adventure. The Sunless Estate was on...

The Castle of Crossed Ambitions is a modular, 44 room dungeon level designed for HIS MAJESTY THE WORM, a tarot based tabletop role play game by Josh McCrowell. Connect its pathways to other levels of your mega-dungeon so you don't have to d...

A book of twenty-two human houses for His Majesty the Worm. Saints and sadists, lovers and haters, alchemists and hunters and cultists and clowns.