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Coastline Reaper

Large · Monstrosity · CR 9 · Unaligned

Source. Tome of Beasts 3

16 (natural armor)

144 (17d10+51)

Ability Scores

Core attributes and their modifiers.

STR

DEX

CON

INT

-3

WIS

CHA

-1

Overview

Category Monsters

Size Large

Type Monstrosity

Alignment Unaligned

XP 5000

Initiative Bonus +4

Movement

Walk 10 ft (3 m)

Swim 40 ft (12.2 m)

Climb 5 ft (1.5 m)

Crawl 5 ft (1.5 m)

Senses

Darkvision 60 ft (18.3 m)

Passive Perception 12

Saving Throws

Dexterity +8 Constitution +7

Skills

Perception +2

Resistances & Immunities

Damage Resistances

cold, poison

Condition Immunities

exhaustion, poisoned

Traits

Glowing Organs

While underwater its internal organs glow an eerie pale blue shedding dim light in a 10 ft. radius.

Hold Breath

While out of water can hold its breath for 30 min.

Water Breathing

Can breathe only underwater.

About Coastline Reaper

Coastline Reaper is a large monstrosity with a Challenge Rating of 9. It has a unaligned alignment.

In combat, this creature maintains an Armor Class of 16 and possesses 144 hit points (derived from 17d10+51).

GM Tips: Using Coastline Reaper

1 tips available

When using Coastline Reaper in your D&D 5e campaign, consider these tactical approaches:

Aquatic Combat: This creature can swim at 40 ft. It has advantage in water environments. Consider fighting on land or using water-based spells against it.

Player Guide: Facing Coastline Reaper

1 strategies available

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

Aquatic Combat Defense: This creature can swim at 40 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 9.

Solo Encounter:

A single character of level 12 (up to level 20) can face this creature in a medium to hard encounter.

Experience Point Thresholds:

Medium: 9,000 XP
Hard: 13,500 XP
Deadly: 18,000 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 Coastline Reaper?: Coastline Reaper has a Challenge Rating of 9, making it appropriate for parties of level 9.0.
What type of creature is Coastline Reaper?: Coastline Reaper is a Large Monstrosity, which affects how certain spells and abilities interact with it.