Azmyth

Echolocation. The bat can't use its blindsight while deafened.

Keen Hearing. The azmyth has advantage on Wisdom (Perception) checks that rely on hearing.

Limited Telepathy. The azmyth can magically communicate simple ideas, emotions, and images telepathically with any creature within 100 ft. of it that can understand a language.

Variant: Familiar. The azmyth can serve another creature as a familiar, forming a magic, telepathic bond with that willing companion. While the two are bonded, the companion can sense what the azmyth senses as long as they are within 1 mile of each other.  At any time and for any reason, the azmyth can end its service as a familiar, ending the telepathic bond.

Innate Spellcasting. The Azmyth can innately cast spells. Its spellcasting ability is Intellegence (spell save DC 13, +3 to hit with spell attacks). The Azmyth has following spells prepared: 

Cantrips (at will): Shocking Grasp 

1st level (3/day) Detect Evil and Good

2nd level (1/day) Invisibility, Silence

Bite. Melee Weapon Attack: +2 to hit, reach 5 ft., 1 target. Hit: 2 (1d4+2) piercing damage. 

Shocking Grasp. Melee Spell Attack: +3 to hit, range self., 1 target. Hit: 3 (1d8) lightning damage.