Cursed Rot Dragon

Shadow Stealth. While in dim light or darkness, the Cursed Rot Dragon can take the Hide action as a bonus action.

Unholy Rebirth . Due to the nature of this creatures creation it has advantage on saving throws against Turn Undead.

Multiattack. The Cursed Rot Dragon makes one attack with its claws and one attack with its bite.

Piercing Claw. Melee Weapon Attack: + 8 to hit, reach 15 ft., one target. Hit : 20 (3d10 + 4) piercing damage. If the target is a creature, the Cursed Rot Dragon can pull the target up to 10 feet toward itself, and the target is grappled (escape DC 14) . The Cursed Rot Dragon has two claws. While a claw grapples a target, the claw can attack only that target.

Bite. Melee Weapon Attack: +8 to hit, reach 10 ft., one target. Hit: 15 (2d10 + 4) piercing damage plus 7 (2d6) poison damage.

Shadow jump. If the Cursed Rot Dragon is in dim light or darkness, each creature of the Cursed Rot Dragon's choice within 5 feet of it must succeed on a DC 14 Constitution saving throw or take 34 (5d12 + 2) necrotic damage. The Cursed Rot Dragon then magically teleports up to 60 feet to an unoccupied space it can see. It can bring one creature it's grappling, teleporting that creature to an unoccupied space it can see within 5 feet of its destination. The destination spaces of this teleportation must be in dim light or darkness.

Poison Breath (Recharge 5-6). The Cursed Rot Dragon exhales poisonous gas in a 30-foot cone. Each creature in that area must make a DC 14 Constitution saving throw, taking 42 (12d6) poison damage on a failed save, or half as much damage on a successful one.

Deadly Reach. In response to an enemy moving into its reach, the Cursed Rot Dragon makes one claw attack against that enemy. If the attack hits, the Cursed Rot Dragon can make a bite attack against the target.