Game Master’s Guide Complete Collection (5e)

The Game Master’s Guide Complete Collection combines all three Game Master’s Guide books into a massive modular toolkit for Game Masters who want deeper worldbuilding, more dynamic encounters, smarter monsters, deadlier traps, and richer fantasy campaigns.

Together, these books expand nearly every part of your game—from religion, rituals, and prophecy systems to monster customization, tactical combat options, environmental hazards, trap networks, villain lairs, and battlefield complications.

Save $20 compared to buying separately.

Prefer print editions?

Game Master's Guide to Rites and Rituals

• Paperback available on Amazon US
• Hardcover available on Amazon US

Game Master's Guide to Traits and Actions for Monsters and NPCs

• Paperback available on Amazon US
• Hardcover available on Amazon US

Game Master's Guide to Traps and Terrors

• Paperback available on Amazon US
• Hardcover available on Amazon US

Designed for fast integration into existing campaigns, these plug-and-play systems work equally well for dungeon crawls, wilderness adventures, political intrigue, dark fantasy settings, sandbox campaigns, and long-term worldbuilding.

Compatible with both the 2014 (5e) and 2024 (5.5e) rules.

What You’ll Get

• Game Master’s Guide to Rites and Rituals (5e)

Create immersive religions, rituals, festivals, omens, prophecy systems, curses, and supernatural magical traditions that bring your world to life.

• Game Master’s Guide to Traits and Actions for Monsters and NPCs (5e)

Customize monsters and NPCs with hundreds of modular traits, combat actions, reactions, tactics, and encounter-building tools.

• Game Master’s Guide to Traps and Terrors (5e)

Build dangerous dungeons, villain lairs, battlefield hazards, trap networks, magical defenses, and high-stakes encounters.

• Thousands of modular combinations for campaign design, encounter building, monster customization, rituals, traps, and worldbuilding.

• Systems designed for Game Masters who want more cinematic encounters, richer settings, and more memorable adventures with less prep time.

Average Customer Rating

⭐⭐⭐⭐⭐

Awards

SILVER BESTSELLERS

— Awarded by DTRPG

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Top Reviews

“Wow! A serious MUST for game masters. This book has so many good ideas, scenarios and useful information that just one of the game campaign ideas/rituals is worth the cover price… Mage Gate [delivers] a literal cornucopia of mind candy.”

— Dan D., Amazon Customer review of Game Master's Guide to Rites and Rituals

“While religion and its ceremonies play a part in many campaigns… this book provides a whole lot of well-thought facets, both mechanical and conceptual.”

— Nathaniel H., Amazon Customer review of Game Master's Guide to Rites and Rituals

"A must have book for all those who play clerics and people of faith. ....this is a useful resource for both player and DM's."

— DTRPG Customer review of Game Master's Guide to Rites and Rituals

"Everything you want to know about traits and actions, covering a wide range of situations, with useful tables to boot. Well-written and easily accessible for GMs of all levels."

— DTRPG Customer review of Game Master's Guide to Traits and Actions for Monsters and NPCs

“A TON of information regarding Traits. This book gives the GM a lot of different traits to choose from… All of them appear to be balanced and can add depth to a campaign.”

— Pat, DTRPG Customer review of Game Master's Guide to Traits and Actions for Monsters and NPCs

This book is packed with amazing content that will put your game and gaming experience on another level. Well worth the cover price."

— DTRPG Customer review of Game Master's Guide to Traits and Actions for Monsters and NPCs

“This is the kind of guide a Game Master drools over. The traps are well written and easy to understand. There are plenty of options and ways to customize traps to fit your campaign needs.”

— Amazon Customer review of Game Master's Guide to Traps and Terrors

"This book is packed full of nifty ideas for designing a setting, and for on the fly needs for DMs."

— Chris G., Amazon UK Customer review of Game Master's Guide to Traps and Terrors

"This is a well-designed and thought-out resource. Overall, a great source of inspiration for any game and well worth a purchase."

— Adepledge, Amazon UK Customer review of Game Master's Guide to Traps and Terrors

“I really think this is an exciting title! [The book] covers all the bases… With this book, you don’t have to. It’s already there!”

— Splinterverse (YouTube Channel) review of Game Master's Guide to Traps and Terrors

Preview of interior pages below.