Tiny Elemental, Neutral Alignment

Senses: Passive Perception: The Caster's Passive Perception
Languages: Understands the languages you speak, but cannot speak.

Abilities

Bonded: The Raven shares your Intelligence, Wisdom and Charisma statistics
for Ability Checks and Saving Throws.

Twilight's Grace: The Raven doesn’t provoke opportunity attacks when it flies out of an enemy’s reach.

Mimicry. The raven can mimic simple sounds it has heard, such as a person whispering, a baby crying, or an animal chittering. A creature that hears the sounds can tell they are imitations with a successful Insight check, against the summoner's Spell DC.

Ring-bound. If the Raven drops to 0 hitpoints, it returns back to the ring.

Attacks (cannot attack)

Beak. Melee Weapon Attack: +4 to hit, reach 5 ft., one target. Hit: (1d1) piercing damage.