Jason Mavor

The spiritual successor of Dark Sun®, for 5.5E. Written by the co-creator of Dark Sun®. The Dragon Kings are gone, and the rains went with them. What remains of Khitus is sand, ruin, and the stubborn few who still believe it can be saved.

Spawns of the Mindrender is a massive, 600-page D&D 2014 and 2024 5e-compatible dark fantasy adventure and campaign setting for levels 11-15 with extensive player options.

Legendary TTRPG designer Monte Cook, creator of Return to the Temple of Elemental Evil, Ptolus, and more, returns to the megadungeon!

Hastening Doom is a classic, good old-fashioned 5E dungeon crawl, built for modern play. It delivers everything players and GM s love about megadungeons, including brutal monsters to defeat, clever puzzles to solve, and devious traps to outwit!

The forge of fantasy role playing, Gary Gygax's legendary dungeon and its environs. Here begins the journey into depths never before reached.

A massive megadungeon boxed set with 30 levels and a year of real-time adventure! DCC or 5E, regular or clamshell edition. Plus gemstone DCC dice!

The oldest and most influential sci-fi TTRPG of all time meets the world’s most popular roleplaying game, with a complete 5e conversion by World’s Largest RPGs.

ENDING SOON! The wondrous science-fantasy RPG Numenera returns in a new edition filled with new art, creatures, lore, numenera items, and adventures. Step into the amazing Ninth World—a critically acclaimed, fan-loved RPG setting like no other!

New old-school adventures for fans of 5E and DCC! Pinball Crawl Classics adapts classic pinball cabinets to DCC RPG rules - while Old-School Adventures #1 brings gruesome foes, dark mysteries, and magic to startle and amaze to your 5E game!

From the birth of roleplaying to the discovery of the Forgotten Realms, from the rise of Basic D&D to the fall of Mystara, historian Shannon Appelcline brings you the story of OD&D, Basic D&D, and AD&D 1e in Designers & Dragons: Origins.

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 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 forge of fantasy role playing, Gary Gygax's legendary dungeon and its environs. Here begins the journey into depths never before reached.

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...

Make every encounter, adventure, and even campaign more engaging, memorable, and fun. From legendary D&D designer Monte Cook!