Astral guardian

Telepathic Bond. While the astral guardian is on the same plane of existence as its master, it can magically convey what it senses to its master, and the two can communicate telepathically.

Relentless Hunter. The astral guardian will hunt down a target even to its own death, until ordered to another target, to go back to “sleep”, or to follow Cerasal.

Multiattack. The astral guardian can make 2 claw attacks and 1 Restraining Blade attack, or it can take a summon action.

Claw. Melee Weapon Attack: +4 to hit, reach 5 ft., 1 target. Hit: 3d10 + 6 slashing damage and the target must make a DC 17 CON save, on a fail, the target become poisoned for 2 days, if they are still poisoned by two days, they a must succeed a DC 16 CON save or die.

Restraining blade. Melee Weapon Attack: +4  to hit, reach 10 ft., # target. Hit: 3d10 + 6 slashing damage and target must succeed a DC 16 STR save or be restrained.

Summon. The Astral Gaurdian summons 1d4 labyrinth skulkers.