Bullen The Boop

Skin of Squish. If an attack is use on the Bullen The Boop the damage goes back into the attacker with and additional 1d20 bludgeoning damage.

Spellcasting. Bullen The Boop is a 1-level spellcaster. Its spellcasting ability is Charisma (spell save DC 12, +5 to hit with spell attacks). Bullen The Boop has following bard spells prepared:
Cantrips (at will): 
1st level (2 slots): Charm person 

Swell. Bullen The Boop starts to swell up to its size = huge. All characters within 30ft. of Bullen The Boop must make a dexterity saving throw or take 1d12 damage and fall prone, on a failed save the character only takes have the damage and dose not fall prone.

Bump. Melee Weapon Attack: +2 to hit, reach 5 ft., 1 target. Hit: 8 (2d6 + 2) bludgeoning damage. 

Swallow. If an object is moving more that 50ft. towards Bullen The Boop, Bullen The Boop can quickly swallow it whole when it comes within reach. (5ft.)