Awakened Stormhawk

Immutable Form. The Awakened Stormhawk is immune to any spell or effect that would alter its form.

Magic Resistance. The Awakened Stormhawk has advantage on saving throws against spells and other magical effect.

Madness. The Awakened Stormhawk cannot be reasoned with or tamed. Additionally any attempt to read the Awakened Stormhawks mind or emotions fails automatically and the creature must succeed on a DC 17 constitution saving throw. On a failure a creature takes 12 (3d8) psychic damage.

Multiattack. The Awakened Stormhawk makes three attacks. One with its bite and two with its Talons.

Bite. Melee Weapon Attack: +10 to hit, reach 10 ft., one target. Hit: 16(2d10 + 5) Piercing damage. 

Talons. Melee Weapon Attack: +10 to hit, reach 5 ft., one target. Hit: 12 (2d6 + 5) slashing damage. 

Lightning Breath (Recharge 5–6). The Hawk exhales lightning in a 90-­foot line that is 5 feet wide. Each creature in that line must make a DC 17 Dexterity saving throw, taking 50 (9d10) lightning damage on a failed save, or half as much damage on a successful one.

The Awakened Stormhawk can take 3 legendary actions, choosing from the options below. Only one legendary action option can be used at a time and only at the end of another creature’s turn. The Awakened Stormhawk regains spent legendary actions at the start of its turn.

Detect. The Awakened Stormhawk makes a Wisdom (Perception) check.

Talon. The Awakened Stormhawk makes a talon attack.

Boost (Costs 2 Actions). The Awakened Stormhawk's tail thrusters engage. Any creature within 10 feet of the Stormhawk must succeed on a DC 17 constitution saving throw or take 10 (3d6) thunder damage on a failed save or half as much on a successful save. The Hawk can then move up to half its fly speed without provoking opportunity attacks.