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The Monster Manual reveals creatures, bosses, abilities and where you’ll encounter them, including content still in development. Even if you’re testing the game, we recommend playing through the first four adventures once before reading further. Keep the surprises intact until you’re ready to explore the full bestiary.

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Major spoilers ahead

The Monster Manual reveals creatures, bosses, abilities and where you’ll encounter them, including content still in development. Even if you’re testing the game, we recommend playing through the first four adventures once before reading further. Keep the surprises intact until you’re ready to explore the full bestiary.

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Volume III · Monster ManualBuild 25

Buried Serpent

Creatures of the Crooked Mile

A complete creature referenceOpen the book ↓
Buried Serpent
Implemented development through Build 25Reviewed 28 October 2026

Venomous guardian · Physical

The ground is not always the safest thing to stand on. A patient shape below it can turn certainty into a very short-lived luxury.

Reference statistics

Basic difficulty · ordinary profile before temporary states and encounter adjustments

HP
116
Armor class
14
Attack
+5
Damage
d6+2
Initiative
23
Strikes
2

Weaknesses Frost, Wind

Resistances Earth

Polymorph immunity Yes

Traits and special behavior

Two strikes. The serpent scores a critical hit on natural 18–20. Its damaging hits have a 50% base chance to apply Poison for 1 damage per personal turn, with the shared difficulty increase and cap. It is immune to Polymorph.

See the condition reference for the shared effects, and enemy tuning for difficulty-wide chance adjustments.

Statistics by difficulty

DifficultyHPACAttackDamageStrikes
Basic11614+5d6+22
Advanced23819+9d6+52
Expert33025+12d6+62
Master36027+14d6+82
Master+39029+15d6+112

Includes explicit tier overrides and the final maximum-HP multiplier. Damage is the ordinary die and bonus, before final outgoing multipliers. Rage, growth, buffs, encounter adjustments and special action damage are not baked into this table.

Current appearances

AdventureLocationEncounter roster
The Lost DungeonsThe Buried PassageBuried Serpent × 1

Detailed reference

These panels retain the exact authored configuration, including unscaled base values. For tier overrides, −1 Attack or damage bonus and zero HP or strikes mean “inherit”; tier indices run from 0 (Basic) to 4 (Master+). Field values and message templates are shown as reference data, not additional rules.

Creature configuration
Stable identifier
buriedSerpent
Name
Buried Serpent
Plate Name
Serpent
Role
Venomous guardian
HP
108
Armor class
14
Attack
5
Damage die
6
Damage bonus
2
Initiative
23
Artwork registry index
32
Visual Scale
1.48
Preserve Aspect
Yes
Element
Attack Text
{actor} lashes out at {target}.
Strikes per action
2
Critical From
18
Poison Chance
50
Poison Damage
1
Immune to Polymorph
Yes
Weaknesses
  1. Frost
  2. Wind
Resistances
  1. Earth
Visual Top Padding
0.0131
Visual Bottom Padding
0.016012
Tier Damage Multiplier
0.75
Tier Adjustments
  1. Tier index (0–4)
    2
    HP
    100
    Damage bonus
    0
  2. Tier index (0–4)
    3
    HP
    80
    Damage bonus
    0
  3. Tier index (0–4)
    4
    HP
    65
    Damage bonus
    0
  4. Tier index (0–4)
    0
    Attack
    5
    Damage bonus
    2
    HP
    116
Attack Sound
combat.serpentStrike
Encounter configurations (1)

Whole encounter rewards and modifiers are shown here; they are not rewards for defeating this creature alone. Legacy fields remain visible for configuration audits.

  1. Stable identifier
    buriedSerpent
    Enemies
    1. buriedSerpent
    Gold
    44
    Xp
    50
    Opening
    The guardian strikes twice. Healing cures venom; Frost and Wind pierce its scales.
Artwork and presentation
Resource
JournalArt/Adventures/LostDungeons/Creatures/BuriedSerpent
Registrations
  1. Resource
    JournalArt/Adventures/LostDungeons/Creatures/BuriedSerpent
    Height Units
    1.8
    Body Height
    0.970888
    Ground Y
    0.016012
    Center X
    0.51179

Download the exact creature definition (JSON)

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