Ron Foster

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!

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...