Sources
CR
Type
Size
Alignment
Movement

Ki-rin

Huge Celestial, Lawful Good

Armor Class 20 (natural armor)
Hit Points 152 (16d12 + 48)
Speed 60 ft., fly 120 ft. (hover)
STR
21
+5
DEX
16
+3
CON
16
+3
INT
19
+4
WIS
20
+5
CHA
20
+5
Skills Insight +9, Perception +9, Religion +8
Damage Immunities poison
Condition Immunities Poisoned
Senses blindsight 30 ft., darkvision 120 ft., passive Perception 19
Languages all, telepathy 120 ft.
Challenge 12 (8,400 XP)

Traits

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

Magic Resistance. The ki-rin has advantage on saving throws against spells and other magical effects.

Magic Weapons. The ki-rin's weapon attacks are magical.

Spellcasting

Innate Spellcasting. The ki-rin's innate spellcasting ability is Charisma (spell save DC 17). The ki-rin can innately cast the following spells, requiring no material components:

At will: gaseous form, major image (6th-level version), wind walk

1/day: create food and water

Spellcasting. The ki-rin is a 18th-level spellcaster. Its spellcasting ability is Wisdom (spell save DC 17, +9 to hit with spell attacks). It has the following cleric spells prepared:

Cantrips (at will): light, mending, sacred flame, spare the dying, thaumaturgy

1st level (4 slots): command, cure wounds, detect evil and good, protection from evil and good, sanctuary

2nd level (3 slots): calm emotions, lesser restoration, silence

3rd level (3 slots): dispel magic, remove curse, sending

4th level (3 slots): banishment, freedom of movement, guardian of faith

5th level (3 slots): greater restoration, mass cure wounds, scrying

6th level (1 slot): heroes' feast, true seeing

7th level (1 slot): etherealness, plane shift

8th level (1 slot): control weather

9th level (1 slot): true resurrection

Actions

Multiattack. The ki-rin makes three attacks: two with its hooves and one with its horn.

Hoof. Melee Weapon Attack: +9 to hit, reach 15 ft., one target. Hit:10 (2d4 + 5) bludgeoning damage.

Horn. Melee Weapon Attack: +9 to hit, reach 5 ft., one target. Hit:14 (2d8 + 5) piercing damage.

Legendary Actions

Detect. The ki-rin makes a Wisdom (Perception) check or a Wisdom (Insight) check.

Smite. The ki-rin makes a hoof attack or casts sacred flame.

Move. The ki-rin moves up to its half its speed without provoking opportunity attacks.

Lore

Ki-rins are noble, celestial creatures. In the Outer Planes, ki-rins in service to benevolent deities take a direct role in the eternal struggle between good and evil. In the mortal world, a ki-rin is celebrated far and wide as a harbinger of destiny, a guardian of the sacred, and a counterbalance to the forces of evil.