Blood Sack

Regenerate: This creature regains 3d8 hit points at the beginning of each of its turns.

Blood Pop. If the damage that causes this creature to die is slashing or piercing damage, every creature in a 5 foot range must make a dexterity saving throw (DC 13) or be covered in blood. Creatures covered in blood must make a constitution saving throw (DC 13) at the beginning of every turn, on a failure, they take 1d6 poison damage. On a success, they take 1 damage. Effect ends in 3 rounds, or if the affected creature removes the poison using an action.

Tackle. Unarmed Attack:  +4 to hit, reach 5 ft., 1 target. Hit: 5d6 bludgeoning damage.

Spit Blood. Ranged Natural Attack: +4 to hit, range 20 ft., 1 target. Hit: 3d8 piercing damage.

Blood Spray: When this creatures takes a slashing or piercing blow, it may use its reaction to spray its blood in the adjacent square in the direction the attack came from. Creatures in said spot must make a dexterity saving throw (DC 13) or be covered in blood. Creatures covered in blood must make a constitution saving throw (DC 13) at the beginning of every turn, on a failure, they take 1d6 poison damage. On a success, they take 1 damage. Effect ends in 3 rounds, or if the affected creature removes the poison using an action.