Drain Gnaw

small monstrosity, unaligned

D&D 5.5 / SRD 5.2

Challenge 0.25 (50 XP)

Available with DM subscription
STR
6 (-2)
DEX
15 (+2)
CON
10
INT
2 (-4)
WIS
12 (+1)
CHA
4 (-3)

Defense

Armor Class
12 (natural armor)
Hit Points
7 (2d6 0)
Speed
30 ft., climb 20 ft.

Treasure & Loot Common

No significant treasure

Proficiencies & Senses

Saving Throws —
Skills
Stealth +4, Perception +3
Senses
darkvision 60 ft.
Keen Hearing and Smell (The drain gnaw has advantage on Wisdom (Perception) checks that rely on hearing or smell.)
passive Perception 13

Characteristics

Damage Vulnerabilities
fire
Damage Resistances
—
Damage Immunities
—
Condition Immunities
—
Languages —

Traits and Actions

Squeeze

Trait Custom
Squeeze Custom
Difficult Terrain Rule
The drain gnaw can move through a space as narrow as 6 inches wide without squeezing.

Squeeze. Homebrew allowance: this creature ignores the usual width limit for squeezing through tight spaces.

Keen Hearing and Smell

Trait
Perception Rule
The drain gnaw has advantage on Wisdom (Perception) checks that rely on hearing or smell.

Gnaw

Trait Custom
Gnaw Custom
Objects Custom
The drain gnaw's bite deals double damage to objects and to unattended nonmagical leather, rope, or cloth.

Bite

Action
Melee Attack Custom
Melee Weapon Attack: +4 to hit, reach 5 ft., one target. Hit: 3 (1d4 + 1) piercing damage. Against objects and unattended nonmagical leather, rope, or cloth, the damage dice are doubled.

Squeal

Reaction
Reaction Custom
When the drain gnaw takes damage, it shrieks. Every other drain gnaw within 60 feet that can hear it can move up to half its speed toward the noise.

Reaction. This is a reaction triggered by taking damage.

Running the encounter

Combat Behavior

Tactics

  • Gnaws swarm rope, packs, and lamp oil before combat, then bite the softest target.
  • Uses Squeal to draw nearby gnaws toward a wounded companion.
  • Clings to walls and ceilings to drop onto travelers.

Combat Style

Harassing scavenger that targets gear and retreats into cracks.

Morale

Skittish; scatters when hurt or faced with open flame.

Appearance & presence

Monster Description

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