Butcher Abomination

Abomination Regeneration. The Butcher regains 7 (1d4+4) hit points at the start of its turn.This does not work if it took Radiant damage during last round.

Undead Stench. When the Butcher takes more than 10 damage in an instance, it releases a terrible stench from its wound dealing  6 (1d6+2) poison damage to all targets in 10 ft radius.

Undying Fortitude. If the Butcher dies, it returns to life with all its limbs regrown and all its hit points restored in 1d4 hours. This trait does not function if the Butcher was killed by radiant damage,.

Carnivore. The Butcher has advantage on Perception checks against living targets. It is incapable of speech and constantly mumbles "meat" when it smells it nearby. It can emit joyful reactions whenever it harms a target.

Multiattack . The Butcher makes a Tenderizer and a Meat Hook attack. If a target is already on its hook, it can use its Bite Attack on the target instead of Meat Hook.

Tenderizer. Melee Weapon Attack +8 to hit, Reach 5 ft, One target. Hit: 24 (4d8+6) bludgeoning damage. On hit the target must succeed on a DC 18 Constitution saving throw or gets knocked prone and cannot use its reaction until the start of its next turn.

Meat Hook. Melee or Ranged Weapon Attack, +6 to hit, Reach 5 ft. or range (30/60), One target. Hit 13 (3d6+2) Piercing damage. On hit the target is hooked and dragged to the Butcher. The target is restrained while it is on the hook and must succeed a DC 18 Strength saving throw at the start of its turn to be released. Only one target can be on the hook. Each time the Butcher is hit by more than 15 damage, it must succeed a DC 15 Constituion saving throw, on a fail it drops the target from the hook.

Bite. Melee Weapon Attack: +10 to hit, reach 5 ft., One target. Hit: 24 (4d8 + 6) Piercing damage. The Butcher heals itself for 7 (1d4+4) Hit Ponits and gains +1 AC for 1 hour. (AC increase can stack with each bite.) This attack is only usable on hooked targets.