Demonomicon

Demonomicon is a 4th edition base game accessory published in July 2010.

"Demonomicon: presents the definitive treatise on demons and their masters, the demon lords. Whether you’re looking to introduce demons into your D&D&reg; campaign or plunge your heroes into the heart of the Abyss, this book has something for you!.

More than just a maelstrom of chaos and corruption, the Abyss is an exciting D&D adventure locale for paragon- and epic-level heroes to explore. Within its many layers lurk powerful demon lords and fiendish hordes eager to be unleashed upon unsuspecting worlds. This tome brings demons into the world of D&D, updates classic demons to 4th Edition, provides statistics for various demon lords, and introduces dozens of new horrors from the abyssal depths. It gives Dungeon Masters ready-to-use encounters and mechanics to make demons exciting elements in their home campaigns."

Creatures
Abyssal scavenger • Abyssal wurm • Armanite • Blood demon • Bonegouge assassin • Bulezau • City corruptor (Evanissu) • Clockwork horror • Demon spawn • Derghodemon • Ferrolith • Fire demon • Guardian demon • Haures • Hydrodemon • Incubus • Ixitxachitl • Jarrlak • Jovoc • Kostchtchie • Mahataa • Malgodemon • Mane • Mavawhan • Nabassu • Oublivae • Pazuzu • Phraxas • Piscodemon • Quarrak • Rageborn • Ruin demon • Rutterkin • Scion of Zuggtmoy • Seszrath • Shaadee • Sibriex • Spawn of Juiblex • Tomb demon • Voracalith • Wendigo • Yagnodemon • Zovvut • Zuggtmoy • Zythar