The Battlepits of Krarth (Blood Sword Book 1)

The Ultimate Micro-RPG Book: 40 Fast, Easy, and Fun Tabletop Games (Ultimate Role Playing Game Series)

Gorgon Magazine: The Monthly RPG Aid You Ought to Have

The Game Master's Book of Instant Towns and Cities: 160+ unique villages, towns, settlements and cities, ready-on-demand, plus random generators for ... RPG adventures (The Game Master Series)

The Game Master’s Handbook of Collaborative Campaign Design: A game-changing approach to homebrewing emergent TTRPG stories, character arcs and worlds with your players (The Game Master Series)

The Young Adventurer's Collection Box Set 1 [Dungeons & Dragons 4 Books]: Monsters & Creatures, Warriors & Weapons, Dungeons & Tombs, and Wizards & ... & Dragons Young Adventurer's Guides)

MOAR! Monsters Know What They're Doing (The Monsters Know What They’re Doing Book 3)

Back to One: A LitRPG/Gamelit Adventure (The Bad Guys Book 7)

Cairn Warden's Guide - Second Edition

The Game Master's Book of Non-Player Characters: 500+ unique bartenders, brawlers, mages, merchants, royals, rogues, sages, sailors, warriors, weirdos ... RPG adventures (The Game Master Series)