Creature Reference Back to Creatures

Cosmic Symphony

Large · Celestial · CR 15 · Unaligned

Source. Tome of Beasts 3

18 (natural armor)

200 (16d10+112)

Ability Scores

Core attributes and their modifiers.

STR

DEX

CON

INT

-4

WIS

CHA

Overview

Category Monsters

Size Large

Type Celestial

Alignment Unaligned

XP 13000

Initiative Bonus +8

Movement

Fly 60 ft (18.3 m)

Senses

Truesight 120 ft (36.6 m)

Passive Perception 20

Saving Throws

Wisdom +1 Charisma +9

Skills

Perception +5

Languages

understands all languages but can't speak

Resistances & Immunities

Damage Immunities

radiant, thunder

Damage Resistances

nonmagic B/P/S attacks

Condition Immunities

deafened, exhaustion, grappled, paralyzed, petrified, poisoned, prone, restrained, stunned

Traits

Invisible

Is invisible.

Legendary Resistance (3/Day)

Choose to succeed failed save.

Magic Resistance

Advantage: spell/magic effect saves.

Legendary Actions

Fly

Cost 1

Flies up to half its flying speed with o provoking opportunity attacks.

Major Chord

Cost 2

The symphony regains 18 (4d8) hp.

Minor Chord

Cost 2

Each creature within 10 ft. of the symphony must make DC 18 Con save or take 9 (2d8) thunder.

About Cosmic Symphony

Cosmic Symphony is a large celestial with a Challenge Rating of 15. It has a unaligned alignment.

In combat, this creature maintains an Armor Class of 18 and possesses 200 hit points (derived from 16d10+112).

Cosmic Symphony has communication capabilities including understands all languages but can't speak. This allows it to interact verbally with various creatures and characters.

GM Tips: Using Cosmic Symphony

1 tips available

When using Cosmic Symphony in your D&D 5e campaign, consider these tactical approaches:

Flight Control Strategy: Target flying creatures with spells like 'Hold Person', 'Web', or 'Grease' to ground them. Without flight restriction, they can escape melee range easily. Consider area denial spells below their flight altitude to force them into disadvantageous positions.

Player Guide: Facing Cosmic Symphony

1 strategies available

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

Counter Flight Advantage: This creature can fly! Use ranged attacks, reach weapons, or spells like 'Thunderwave' to push it away. Consider 'Gust of Wind' or 'Earthbind' to ground it. Melee characters need fly speed or flight magic to engage.

Encounter Building Calculator

Standard Party Encounter (4-5 characters):

This creature is a medium encounter for a party of 4 characters of level 15.

Solo Encounter:

A single character of level 19 (up to level 20) can face this creature in a medium to hard encounter.

Experience Point Thresholds:

Medium: 24,000 XP
Hard: 36,000 XP
Deadly: 48,000 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 Cosmic Symphony?: Cosmic Symphony has a Challenge Rating of 15, making it appropriate for parties of level 15.0.
What type of creature is Cosmic Symphony?: Cosmic Symphony is a Large Celestial, which affects how certain spells and abilities interact with it.
What languages does Cosmic Symphony speak?: Cosmic Symphony can communicate in understands all languages but can't speak.