There comes a time when everyDungeons & Dragonsparty has to face off against a boss.

Building an entire kingdom from the ground up can be hard work in Dungeons & Dragons.

Heres what you gotta know to get started.

Vecna in a split image in front of cobwebbed catacombs in Dungeons & Dragons.

What kinds of stats do you oughta create for a boss?

How do you check that this enemy is balanced and well-suited to take on your party?

This guide has you covered.

An adventurer in a split image opening a portal to a mystical kingdom in Dungeons & Dragons.

Vecna by Kieran Yanner

Heres everything you gotta know to create boss stat blocks.

What Kind Of Creature Is Your Boss?

Before diving headfirst into stats, you should firstconsider what kind of creatureyoure throwing in your partys way.

The Archlich Vecna in full armor with glowing purple eyes in Dungeons & Dragons.

Vecna by Kieran Yanner

This willimpact the entirety of their stat block, and what kind ofspecial abilitiesyou might want to give them.

key in Of Creature

Look

Key Attributes

Examples

Humanoid

Humanoid bosses may be powerful spellcasters or other fighters.

Monster

Monsters can range from classic creatures like zombies to specific demonsfrom the Nine Hells.

A wizard with grey hair and white robes floating with glowing eyes in Dungeons & Dragons.

Wizard by Billy Christian

Once youve determined what kind of creature your boss is,jot down some basic characteristicsfor them.

Use these questions as jumping-off points.

Take note of how many members there are in your adventuring party for balancing purposes later.

A three-headed dragon destroying a town in Dungeons & Dragons.

Tiamat by Chris Rallis

Example -Your adventuring party has eight members.

Result -Your boss takes eight attacks before it’s allowed a single action, making them vastly outnumbered.

Example -One party member has armor that makes them invulnerable to necrotic damage.

Dungeons & Dragons art of the adventurers encountering a dragon.

Dragon Encounter from the 2024 Player’s Handbook 5th Edition.

Example -A member of the party can cast True Polymorph.

Result -Your boss fails their Wisdom saving throw and the combat encounter is ended early.

Example -Your party has a grand total of 500 hit points.

A wizard in a green study casts a magic spell, as a creepy green phantom emerges from a pot of slime from D&D.

A Wizard In His Study by Olga Drebas

First, letsstart with these basic elements.

Monsters may have tougher hides or natural armor.

Hit Points

Depending on party size, you’ll want to see to it their hit points scale appropriately.

Qunbraxel, Leader Of The Grimlocks In Gibbet Crossing, Sits On A Throne.

Quanbraxel by Lily Abdullina

confirm they have some strengths and weaknesses based on the pop in of creature they are.

A wizard might not be all that strong, but should have high intelligence.

Speed

For most humanoids, this should be 30 feet.

Two fighters hide under a shield as a black dragon spits acid at them in Dungeons & Dragons.

Most humanoids will be small or medium in size.

Other monsters can scale up as high as gargantuan.

Refer to similar monsters in the Monster Manual to compare for the size of your boss.

A Red Dragon bathes an adventurer in its fire breath.

Red Dragon, by Andrey Kuzinskiy

Reference similar creature types in the Monster Manual and compare abilities and flavor to determine creature key in.

Next, youll want toconsider some secondary attributesyour boss might have.

These can include thingslike the following.

A cleric and a paladin browse books in a library in D&D.

Candlekeep Mysteries Cover Art by Clint Cearley

The main things youll want to balance are things likeArmor Class, Hit Points, and Saving Throws.

Consider the table below and questions when balancing these attributes.

Basic Stat

How To Balance

Look at your party’s spellcasting and attack modifiers.

Dungeons & Dragons image showing a bastion being built.

Example -The party’s average modifier is a +8 to hit.

Consider the top-level spells and attacks your party has access to and the party’s overall size.

Example -A party member just learned Blight, which can cause 8d8 damage on a failed save.

Tabletop

Solution -8d8 averages to about 30 points of damage.

Saving Throws

Take a look at your party’s abilities that require saving throws.

Example- A party member can cast Feeble Mind, which can end the encounter too quickly.

d&d

Solution -Give your boss proficiency in Intelligence saving throws to avoid succumbing to this spell.

Check out these tips!

These can besingular features and traits that you design, or you canborrow them from other stat blocks.

Here are some basic ones to consider.

Explain what these are and how they work in combat if necessary.

These areenvironmental effectsthat happenon initiative count 20, or upon the use of an action by the boss themselves.

Here aresome examplesof lair actions.

For this boss archetype, here areour notes answering the above questionsregardingcreature typeandparty abilities.

Now, lets take a look at thesample stat block.

If you follow along with this example, you’ll be creating fantastic boss stat blocks in no time!