Temple Guardian Couatl

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Large Celestial, Lawful Good

Armor Class 17 (natural armor)

Hit Points 104 (13d10+39)

Speed 30 ft. fly 60 ft.

STR 14 (+2)

DEX 20 (+5)

CON 16 (+3)

INT 16 (+3)

WIS 18 (+4)

CHA 22 (+6)

Saving Throws Wis +7, Cha +9

Skills Arcana +8, Stealth +10, Perception +9

Damage Resistances necrotic; poison

Damage Immunities psychic

Condition Immunities charmed, frightened, paralyzed, petrified

Senses darkvision 60 ft., passive Perception 19

Languages Celestial, Common, telepathy 120 ft.

Challenge 7 (2,900 XP) Proficiency Bonus +3

Legendary Resistance (3/Day). If the couatl fails a saving throw, it can choose to succeed instead.

Innate Spellcasting. The couatl's spellcasting ability is Charisma (spell save DC 20). It can innately cast the following spells, requiring no material components. At will: *detect magic*, *dispel magic*, *sanctuary*; 3/day each: *lesser restoration*, *calm emotions*, *cloudkill*; 1/day each: *divination*, *greater restoration*.

Actions

Multiattack. The couatl makes two bite attacks and uses its Guardian's Shield ability.

Bite. Melee weapon Attack: +8 to hit, reach 10 ft., one target. Hit: 15 (2d10+4) piercing damage.

Guardian's Shield. The couatl projects a shimmering shield around a creature it can see within 30 feet of it. The target gains a +2 bonus to AC and saving throws until the end of the couatl's next turn.

Reactions

Reflective Aura. When a creature the couatl can see targets it with an attack, the couatl can impose disadvantage on that attack roll.

Legendary Actions

The couatl can take 3 legendary actions, choosing from the options below. Only one legendary action can be used at a time and only at the end of another creature's turn.

Detect. The couatl makes a Wisdom (Perception) check.

Bite Attack. The couatl makes a bite attack.

Cast Spell (Costs 2 Actions). The couatl casts a spell of 3rd level or lower from its innate spellcasting.

Environment Forest, Mountain, Urban

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Lore & Description

Appearance

The Temple Guardian Couatl is a majestic serpentine creature adorned with vibrant, iridescent scales that shift in color between shades of green and blue. Its wings are large and feathered, creating a dazzling spectrum when they catch the sunlight. It has intelligent, glowing eyes that reflect wisdom and ancient knowledge, and its presence exudes a protective aura.

Behavior & Origins

The Temple Guardian Couatl serves as a protector of ancient temples and sacred sites, ensuring that those who seek the blessings of the divine are worthy. These couatls are known for their strong sense of justice and morality, often choosing to aid those who are in distress or who protect the natural balance of the world. They can be found in regions rich with history, guarding against greedy adventurers and dark forces that threaten their sanctuaries.

Generation Info

Original prompt:
"A couatl guardian of ancient temples"

Created: Jan 28, 2026
Modified: Jun 1, 2026