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Mordenkainens Tome Of Foes Sourcebook [Discover New Enemies]

Mordenkainens Tome Of Foes Sourcebook In D&D 5E
  Written By: Ashish Arya
Updated On: 12/30/2023
Est. Reading: 5 minutes

Crack open your dusty spellbooks and ready your mage hand because there’s a new sourcebook on the tabletop, and boy, it’s a game-changer.

It’s time to familiarize yourself with the Mordenkainens Tome of Foes. As a player or Dungeon Master in D&D 5E, it’s critical to stay ahead of the game, and this time is your latest trick.

Venturing into the sprawling planes of D&D 5E just became more challenging and fascinating with the introduction of Mordenkainens Tome of Foes.

This powerhouse book promises an immersive ride into the complex conflicts that inflame many worlds within this game. Let this tome guide you as you navigate grand cosmic conflicts and insidious wars between Devils and Demons.

Whether you’re lacing up your boots or sharpening your DM skills, this sourcebook is brimming with intriguing knowledge ready for exploration.

What is Mordenkainen’s Tome of Foes in Dungeons & Dragons?

When you’re delving into the rich lore of Dungeons & Dragons (D&D), ‘Mordenkainen’s Tome of Foes’ is a sourcebook you can’t skip. Introduced on May 29th, 2018, this book differs significantly from previous ones.


While others focus mainly on the gameplay mechanics, spell lists, or treasure troves, Mordenkainen’s Tome concentrates on constructing an immersive backstory for various races and cultures that have shaped the Multiverse we all love.

You’ll find comprehensive details about several D&D staple races, such as elves, dwarves, halflings, and more. This includes their origins, traditions, and historical conflicts – the juicy narratives that spell out who they are today.

And it doesn’t stop there. Mordenkainen’s wisdom also expands our understanding of those inscrutable factions we thought we knew: The Githyanki and Githzerai. Yeah, they’re more complex than we realized.

Essentially, ‘Mordenkainen’s Tome of Foes presents not just fresh content to fuel your games but also illuminates new pathways to comprehension and engagement for players and Dungeon Masters alike.

What can I find in Mordenkainen’s Tome of Foes?

You might be wondering what exactly the ‘Mordenkainen’s Tome of Foes brings to your gameplay in D&D 5E. Well, hold on to your wizard hats because this tome is overflowing with rich content designed to enhance and add depth to your game.

What can I find in Mordenkainen's Tome of Foes?

The first five chapters are a bounty of new player character options that offer exciting ways to fine-tune or round out your fantastic menagerie by delivering a torrent of subraces for your play.

  • Tiefling Subraces: You get access to more infernal options. Now, you can draw upon variants associated with different Lords of Hell.
  • Elf Subraces: Dive into the Eladrin and Sea Elves, bringing additional layers of lore and richness for elven characters than ever before.
  • Duergar: Spice up things with the Gray Dwarves option. Unearth their turbulent background and culture in this chapter.
  • Githyanki and Githzerai: Explore these ancient rivals that hail from distant Astral Plane cities and dissect their history, culture, philosophy, and more.
  • Deep Gnomes: Delve into the mysterious world beneath the surface in pursuit of rare gems hidden deep down below.

The Blood War

Overturning stones takes us closer to the heart of the eternal conflict between devils and demons widely known as ‘The Blood War.’

Imagine thousands upon thousands of friends battering each other in an unending struggle for superiority, each moment encompassed by high-energy tension sufficient to annihilate even gods if caught within.

Craft exciting encounters using The Blood War section spanning over thirty pages filled with lore about this conflict’s origin and devastating repercussions across various planes.

The Blood War gives Dungeon Masters new ways to flesh out their devilish enemies or weave campaigns rooted in cosmic horror and futility.

You could carry your adventurers on a wild ride to hellish frontlines, negotiate a hazardous arrangement with a pit fiend, or meddle in plots to alter the war’s balance.

Mordenkainen’s Tome of Foes adds layers of narrative depth, making D&D’s cosmos more detailed and interconnected. This tool empowers you to craft unforgettable adventures carved in the annals of The Blood War.

Also Read: Temporary Hit Points 5E [Know The Mechanics Of DnD’s Lifeline]


Elves, beings of grace and whimsy, receive a spotlight in “Mordenkainen’s Tome of Foes.” If you’ve ever wanted a deeper understanding of these enigmatic folk’s origin stories, now is your chance.

You’ll find exciting lore on Elven gods such as Corellon Larethian, mythology about the birth of elves, and explore their strife with Lolth, the Spider Queen.

Just imagine you’re piecing together more profound truths from the elven saga through these pages.

Dwarves and Duergar

The book tears into the dwarven past like well-mined ore, too. Find out how their divine creators guided them or revisit the ancient grudge between Moradin’s children and Duergar – the grey dwarves enslaved by mind flayers.

You’ll unearth an intriguing narrative uncovering how this treacherous banishment has littered animosity deep within Underdark, waiting for sparks to flame into deadly battles.

Gith and Their Endless War

Turning pages will pitch you face to face with Gith’s split realities – The Githyanki (rulers of vast city fortresses) and Githzerai (philosophical isolationists) seeking solutions in contemplative solitude. Wield those silver swords, dear traveler.

Their bitter rivalry traces back to a revolt against an illithid empire. The contentious aftermath still surges across astral plane currents, shaping your dungeon stories with thrilling encounters and quests.

Halflings and Gnomes

Don’t be fooled by their diminutive stature; Halflings and Gnomes are stout-hearted companions worth understanding better. Have you ever wondered why halflings are ‘uncommonly lucky’ or what triggers gnomish inventiveness?

As it reveals more about gnome gods Garl Glittergold or Baervan Wildwanderer, this section screams fascination, sowing witty narratives for role-play enthusiasts


Dungeon Masters, the Bestiary, is your candy store! Unleash chaos with over 140 new monsters at your disposal. Horrors such as the demon lord ‘Baphomet’ or steel predator await your call.

You’ll find plenty of tools to devise challenges that will keep your players clinging to the edge of their seats! Each fiend also harbors underlying stories that echo the game’s rich lore – so go on, plunge into the wild menagerie

Mordenkainen’s Tome of Foes is not just about struggles but what happens when characters take those threats head-on.

Explore More: Flurry Of Blows 5E [Master This Monk Feature For Maximum Damage]

Is Mordenkainen’s Tome of Foes Worth Buying?

Let’s cut to the chase and dismantle any doubts you might have about adding Mordenkainen’s Tome of Foes to your D&D collection.

Is Mordenkainen’s Tome of Foes Worth Buying?

This sourcebook broadens your horizons by offering new creatures and insights that you wouldn’t find in a typical D&D campaign book. It’s loaded with goodies like extra monsters, unique races, and comprehensive lore that can amp up your game nights.

Moreover, this book doesn’t require you to have the latest content; it plays cordially with your existing materials. In contrast to other books like Monsters of the Multiverse, your pennies are well spent with Mordenkainen’s Tome of Foes.

It provides a more extensive array of content, making it a better value for your hard-earned cash. Now, go out there, get this gem in your collection, and let the adventure unfold.

FAQs About Mordenkainens Tome Of Foes Sourcebook

What exactly is Mordenkainen’s Tome of Foes?

It’s a D&D 5E sourcebook that features new creatures, character races, and historical insights about various races.

Do I need other D&D sourcebooks to use Mordenkainen’s Tome of Foes?

Not at all! This time can function independently from your existing D&D materials, enhancing your gameplay with unique content.

When was Mordenkainen’s Tome of Foes released?

This fascinating tome hit the shelves on May 29th, 2018.

What unique content does the tome provide for players and Dungeon Masters?

The book offers new creature varieties, tiefling subraces, elf subraces, duergar details, githyanki and githzerai lore, deep gnome histories, and more.

Is there new supplemental material available in Mordenkainen’s Tome of Foes for game night sessions?

Yes, The book is rich with lore about cosmic conflicts such as The Blood War and provides historical insights into the Dwarf/Duergar Wars, among many others.


  • Ashish Arya

    I'm a tech enthusiast and lifelong gamer, hailing from the beautiful city of Chandigarh. My passions range from immersing myself in worlds like GTA V, COD, SIMS, Roblox and Minecraft to exploring the latest innovations in laptops and technology. Armed with a Bachelors Degree in Computer Application, I love sharing my insights through writing and engaging with fellow enthusiasts. Join me on my journey through the ever-evolving realms of gaming and tech!