Builder’s Gate

Updated 2026-09-27

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Monster Codex

BossUndead · Act 2

Ketheric Thorm

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Hit points · HP
145
Armour class · AC
22
Level
11
Difficulty
Strength
18+4
Dexterity
13+1
Constitution
17+3
Intelligence
12+1
Wisdom
15+2
Charisma
20+5

Attacks and skills 10

Dreadful Aspect
Let your darkest emotions burst forth as a menacing pulse to Frighten nearby enemies.
Wisdom saving throw
ActionChannel Oath Charge
Howl of the Dead
Let out a bone-chilling howl that Numbs all nearby creatures.
Wisdom saving throw
Bonus Action
Concussive Smash
Possibly Daze your target. They can't take reactions and lose the Dexterity bonus to their Armour Class.
Action
Weakening Strike
This non-lethal attack possibly inflicts Weak Grip, hindering the target's attacks.
Action
Deadly Orders
Command your troops to prioritise attacking a specific foe.
24m
Incubate Death
Spawn a skeletal involucre. After 1 turn, the involucre explodes, dealing 3d8+3 Necrotic damage and birthing a necromite.
24m
Bonus Action
Main Hand Attack
Make a melee attack with your equipped weapon.
Action
Backbreaker
Possibly knock your enemy Prone.
Action
Blinding Smite
Level 3 spell
Evoke a heavenly flare and possibly Blind your target.
Action
Possible damage typesRadiant
Divine Smite
Deals an additional 1d8 Radiant damage to fiends and undead.
Action
Possible damage typesRadiant

Traits 14

Magical Plate

All incoming damage is reduced by 2.

Opportunity Attack

Automatically attack an enemy moving out of your reach.

Darkvision

You can see in the dark up to 12m.

Divine Health

The divine magic flowing within you prevents disease from affecting you.

Extra Attack

Can make an additional free attack after making an unarmed or weapon attack. If you gain the Extra Attack feature from more than one class, they don't add together.

Fey Ancestry

You have Advantage on Saving Throws against being Charmed, and magic can't put you to sleep.

Defence

You gain a +1 bonus to Armour Class while wearing armour.

Immutable Form

Spells that alter someone's form have no effect on the affected entity, and it has a +5 bonus to Saving Throws against spells that would remove it from this plane.

Improved Divine Smite

Your attacks are suffused with divine might.

Melee weapon attacks deal an additional 1d8 Radiant damage.

Arcane Enchantment

You gain a +1 bonus to Spell Save DC and spell attack rolls.

Shield Bash

When a foe hits you with a melee attack, you can use your reaction, to knock it Prone unless they succeed a Dexterity Saving Throw.

Reaper's Rigidity

When activated, you can't be moved against your will by any spell or action, but have Disadvantage on Dexterity Saving Throws.

Darkness Rules

No game description available.

Divine Smite

No game description available.

Initial conditions and difficulty effects 2

Aura of Protection

The paladin and any nearby allies have a +[1] bonus on Saving Throws.

Aura of Hate

The paladin and any nearby fiends and undead deal an additional [1] to damage dealt with melee weapons.

1 internal effects have no display name.

Statistics and references

Parentheses show changes from Balanced. HP applies initial and difficulty effects to the game base value; combat scripts and conditional effects can change it.

2 conditional effects are not included in the base values.

References