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 legendary Invisible Sun RPG immerses you in magic that feels truly magical, characters that are deep and memorable, and rich and satisfying campaigns. Now in a re-envisioned presentation, it’s a perfect jumping-in point for this acclaimed RPG.

The amazing Invisible Sun Black Cube—one of the most astonishing and sought-after RPGs ever—is coming back into print!