Willus Maximus

The City State of the Invincible Overlord is an epic collection of campaign resources for both 5e and DCC RPG. More than 800 pages of material, multiple poster maps, and a city’s worth of gaming!

The World's Largest Dungeon is a 1,600+ page, four-book behemoth megadungeon. Experience the Guinness World Record-winning dungeon crawl like never before - fully updated to 5E of the Worlds Most Popular Roleplaying Game!

The definitive guide to the most horrible and anti-life place in all existence.

A gigantic boxed set packed with a huge 5E adventure path!

A mega-dungeon that supports a full-year campaign. A legendary adventure considered by many to be one of the greatest of all time! Explore a thousand-year-old dungeon mystery waiting to be solved...