ShapeChanger. The Creature can use its action to polymorph into a Small or Medium humanoid, or back into its true form. Any equipment it is wearing or carrying isn't transformed. It reverts to its true form if it dies.

Innate Spellcasting. The Creatures innate spellcasting ability is Wisdom (spell save DC 15, +5 to hit with spell attacks). She can innately cast the following spells, requiring no material components:

At Will: Sleep, Command, Charm Person.

2/day: Enthrall, Hold Person, Knock.

1/day: Vampiric Touch

Telepathic Bond. The Creature ignores the range restriction on its telepathy when communicating with a creature it has charmed. The two don't even need to be on the same plane of existence.

Multiattack. The Baby Eater makes 2 Bite attacks or 1 Bite and one Bile spray.

Bite. Melee Weapon Attack: +5 to hit, reach 5 ft., one target. Hit: 7 (1d6 + 4) Piercing damage plus 2 (1d4) Poison damage. Creatures hit by the baby eaters Bites must make a DC 12 Constitution saving throw, getting disadvantage on saving throws on a failure as the terrible effects set in, On a success the target becomes immune to the effect for one turn. If a target is affected twice by the effect it is put to sleep and considered Incapacitated.

Bile Spray. RangedWeapon Attack: +5 to hit, range 15/30 ft., one target. Hit: 10 (1d12 + 4) Acid damage.

Frightening Visage (Recharge 4/5/6). Any Creature of small size or smaller must make a DC 15 Wisdom saving throw, becoming frightened and blinded for 1 minute on a failure. Using a magical healing spell at 3rd level will remove this effect.

Swallow (1/Day). Once a Creature has been affected by frightening visage and then bitten by the Baby eater it can then use Swallow. The target must make a DC 15 Strength check to resist being eaten alive by the baby eater, taking 20 (4d8 + 4) Acid damage Plus 12 (2d8 + 4) Piercing damage, the target is also Incapacitated inside the Baby Eaters stomach until it either the Baby Eater dies of after 2 minutes in which time the target is digested and dies. The target resists all damage and the Swallow on a success.

Dark Whispers. On the turn of a creature that is charmed by the Baby Eater, it may as a reaction whisper unspeakable horrors into the mind of the creature, Dealing 6 (1d4 + 4) Psychic damage.