Mercane

Large Celestial, Lawful Neutral

STR
16 (+3)
DEX
10 (+0)
CON
15 (+2)
INT
18 (+4)
WIS
16 (+3)
CHA
15 (+2)
Mercane Telepathy.

The mercane can communicate telepathically with any other mercane it knows, regardless of the distance between them.

Spellcasting (Psionics).

The mercane casts one of the following spells, requiring no spell components and using Intelligence as the spellcasting ability (spell save DC 15):

At will: detect magic, light

1/day each: dimension door, invisibility, mage armor (self only)

Actions

Multiattack.

The mercane makes three Psi-Imbued Blade attacks.

Psi-Imbued Blade.

Melee Weapon Attack: +6 to hit, reach 5 ft., one target. Hit: 10 (2d6 + 3) slashing damage, and if the target is a creature, it must succeed on a DC 15 Wisdom saving throw or be frightened of the mercane until the end of the target's next turn.

Find this creature in the encounter builder

Mercane

Source: Boo's Astral Menagerie, p. 37 - Licenses and attribution