Melee Weapon Attack: +14 to hit, reach 5 ft., one target. Hit: 20 (2d12 + 7) slashing damage and the target must make a DC 22 Constitution saving throw. The target takes 36 (8d8) necrotic damage and has a random limb (see Random Withered Limb table below) rendered useless for 24 hours on a failure, or half as much damage and no withered body part on a successful save.