Dungeons & Dragons Monster Manual (Roleplaying game core rules)

Warhammer 40,000

Games Workshop

Fizban's Treasury of Dragons (Dungeon & Dragons Book)

Dungeons & Dragons

The Ultimate RPG Game Master's Worldbuilding Guide Prompts and Activities to Create and Customize Your Own Game World

James D’Amato

Night Shift

Jason Vey

Heroes' Feast (Dungeons & Dragons) The Official D&D Cookbook

Kyle Newman

Player's handbook

Pathfinder Core Rulebook (Special Edition) (P2)

Jason Bulmahn

The Ultimate RPG Gameplay Guide

James D'Amato

Pathfinder Playtest Rulebook

Jason Bulmahn

Fantasy Genesis Characters

C. Lukacs

The World of Lore: Dreadful Places

Aaron Mahnke

Tales from the Yawning Portal

Wizards of the Coast

Maestro

R. A. Salvatore

Pugmire Core Rulebook

Eddy Webb

Volo's Guide to Monsters

Wizards RPG Team

Pathfinder Roleplaying Game: Core Rulebook (Pocket Edition)

Jason Bulmahn

Sword Coast Adventurer's Guide

Wizards of the Coast (COR)

The Dragon Book

Geoff Dann

Pathfinder Roleplaying Game: GameMastery Guide

Paizo Staff

Dungeons & Dragons

Heinsoo

Bestiary of the Hyborian Age

Bryan Steele

A Guide to Wizards of the World

Master Merlin

Mythical Monsters : The Scariest Creatures from Legends, Books, and Movies Paperback

Chris McNab

Guildpact

Hermani Herman

Dungeon: Twilight- Dragon Cemetery, Vol. 1

Joann Sfarr

Massively multiplayer online role-playing games

R. V. Kelly 2

Monstermat

Book of Vile Darkness Dungeons and Dragons Accessory

Monte Cook

Masters of the Wild

David Eckelberry

Magic Fantasy

Land Wilson

Silver Marches Forgotten Realms Supplement

Ed Greenwood

Faiths and Pantheons

Eric Boyd

Song and Silence

John D. Rateliff

Forgotten Realms Campaign Setting

Ed Greenwood

Defenders of the Faith A Guidebook to Clerics and Paladins

Rich Redman

Sword and Fist

Jason Carl

Dungeons & Dragons Hardcover Publications

Jeff Grubb

Warhammer

Rick Priestley

The Complete Guide to Middle-Earth

J.R.R. Tolkien