Hezrou

If the hezrou dies outside the Abyss, its body dissolves into ichor, and it gains a new body instantly, reviving with all its Hit Points somewhere in the Abyss.

The hezrou has Advantage on saving throws against spells and other magical effects.

Constitution Saving Throw: DC 16, any creature (other than a hezrou) that starts its turn in a 10-foot Emanation originating from the hezrou.
Failure: The target has the Poisoned condition until the start of its next turn.
Success: The target is immune to the Stench of all hezrou for 1 hour.

The hezrou makes three Rend attacks.

Melee Weapon Attack: +7 to hit, reach 5 ft.. Hit: 6 (1d4 + 4) slashing plus 9 (2d8) poison damage.

The hezrou jumps up to 30 feet by spending 10 feet of movement.