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Putrescent Slime

Medium · Ooze · CR 1 · Unaligned

Source. Tome of Beasts 2

45 (6d8+18)

Ability Scores

Core attributes and their modifiers.

STR

DEX

-1

CON

INT

-5

WIS

-2

CHA

-5

Overview

Category Monsters

Size Medium

Type Ooze

Alignment Unaligned

XP 200

Initiative Bonus -1

Movement

Walk 20 ft (6.1 m)

Swim 10 ft (3 m)

Climb 10 ft (3 m)

Crawl 10 ft (3 m)

Senses

Blindsight 60 ft (18.3 m)

Passive Perception 8

Resistances & Immunities

Damage Immunities

acid, poison

Condition Immunities

blinded, charmed, deafened, exhaustion, frightened, prone

Traits

Amorphous

The putrescent slime can move through a space as narrow as 1 inch wide without squeezing.

Stench

Any creature that starts its turn within 5 feet of the putrescent slime must succeed on a DC 13 Constitution saving throw or be poisoned until the start of its next turn. On a successful saving throw, the creature is immune to the putrescent slime’s Stench for 24 hours.

Actions

Pseudopod

+3 to hit, reach 5 ft (1.5 m). Hit: 2d6+1 plus 1d6 poison damage.

Melee Weapon Attack: +3 to hit, reach 5 ft., one target. Hit: 8 (2d6 + 1) bludgeoning damage plus 3 (1d6) poison damage.

About Putrescent Slime

Putrescent Slime is a medium ooze with a Challenge Rating of 1. It has a unaligned alignment.

In combat, this creature maintains an Armor Class of 8 and possesses 45 hit points (derived from 6d8+18).

GM Tips: Using Putrescent Slime

2 tips available

When using Putrescent Slime in your D&D 5e campaign, consider these tactical approaches:

Aquatic Combat: This creature can swim at 10 ft. It has advantage in water environments. Consider fighting on land or using water-based spells against it.
Amorphous Movement: This creature can squeeze through spaces as small as 1 inch! Traditional barriers are ineffective. Use 'Wall of Force', 'Forcecage', or magical barriers to contain it.

Player Guide: Facing Putrescent Slime

2 strategies available

When your party encounters this creature, keep these strategies in mind:

Aquatic Combat Defense: This creature can swim at 10 ft! It has advantage in water. Fight on land if possible. Use 'Control Water' or drain water sources to limit its mobility.
Contain Amorphous Creature: This creature can squeeze through tiny spaces! Traditional barriers won't work. Use 'Wall of Force', 'Forcecage', or magical barriers. 'Create Bonfire' can block movement.

Encounter Building Calculator

Standard Party Encounter (4-5 characters):

This creature is a medium encounter for a party of 4 characters of level 1.

Solo Encounter:

A single character of level 3 (up to level 20) can face this creature in a medium to hard encounter.

Experience Point Thresholds:

Medium: 200 XP
Hard: 300 XP
Deadly: 400 XP

Based on D&D 5e Dungeon Master's Guide encounter building guidelines. CR roughly equals party level for medium encounters.

Frequently Asked Questions

What is the challenge rating of Putrescent Slime?: Putrescent Slime has a Challenge Rating of 1, making it appropriate for parties of level 1.0.
What type of creature is Putrescent Slime?: Putrescent Slime is a Medium Ooze, which affects how certain spells and abilities interact with it.