Creature Reference Back to Creatures

Birgemon Seal

Medium · Aberration · CR 2 · Unaligned

Source. Tome of Beasts 3

60 (8d8+24)

Ability Scores

Core attributes and their modifiers.

STR

DEX

CON

INT

-3

WIS

CHA

-1

Overview

Category Monsters

Size Medium

Type Aberration

Alignment Unaligned

XP 450

Initiative Bonus +2

Movement

Walk 20 ft (6.1 m)

Swim 60 ft (18.3 m)

Climb 10 ft (3 m)

Crawl 10 ft (3 m)

Senses

Darkvision 60 ft (18.3 m)

Passive Perception 13

Skills

Perception +1

Resistances & Immunities

Damage Resistances

acid, cold

Traits

Frozen to the Spot

When on snow or ice the birgemon seal can’t be moved vs. its will.

Hold Breath

Can hold its breath for 90 min.

Bonus Actions

Ice Slide

If the birgemon seal moves at least 10 ft. in a straight line while on snow or ice during its turn it can slide up to 40 feet.

About Birgemon Seal

Birgemon Seal is a medium aberration with a Challenge Rating of 2. It has a unaligned alignment.

In combat, this creature maintains an Armor Class of 12 and possesses 60 hit points (derived from 8d8+24).

GM Tips: Using Birgemon Seal

1 tips available

When using Birgemon Seal in your D&D 5e campaign, consider these tactical approaches:

Aquatic Combat: This creature can swim at 60 ft. It has advantage in water environments. Consider fighting on land or using water-based spells against it.

Player Guide: Facing Birgemon Seal

1 strategies available

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

Aquatic Combat Defense: This creature can swim at 60 ft! It has advantage in water. Fight on land if possible. Use 'Control Water' or drain water sources to limit its mobility.

Encounter Building Calculator

Standard Party Encounter (4-5 characters):

This creature is a medium encounter for a party of 4 characters of level 2.

Solo Encounter:

A single character of level 4 (up to level 20) can face this creature in a medium to hard encounter.

Experience Point Thresholds:

Medium: 600 XP
Hard: 900 XP
Deadly: 1,200 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 Birgemon Seal?: Birgemon Seal has a Challenge Rating of 2, making it appropriate for parties of level 2.0.
What type of creature is Birgemon Seal?: Birgemon Seal is a Medium Aberration, which affects how certain spells and abilities interact with it.