Aspect of Yaa-k-nan

Unusual Nature.                                                                               Yaa-k-nan doesn't need to eat,sleep,breathe or drink to survive

legendary resistance five times per day: if Yaa-k-nan fails a saving throw she can choose to succeed instead.

Convenience: whenever a creature attacks Yaa-k-nan they must roll a d20 and if it lands a nat 1 then the attack does no damage because it is blocked by the precious medals she wears

Spellcasting. Yaa-k-nan is a 18th-level spellcaster. Her spellcasting ability is strength (spell save DC 16, +10 to hit with spell attacks). Yaa-k-nan has thefollowing wizard spells prepared:

(at will): [heal wounds], [cure disease], [magic missle]

(15 slots): [times binding ice], [ashrdalins stride] 

Claw. Melee Weapon Attack: +10 to hit, reach 50 ft., 1 target.Hit: 100 slashing damage. 

Tail. melee weapon attack:+5 to hit, 1 target.hit:150 bludgeoning damage.

Breath weapon. RangedWeapon Attack: +10 to hit, range 200 ft.,cone of dark purple energy. Hit: 500 [lightning,fire,poison,acid,or cold] damage.

Hide: Yaa-k-nan covers herself with her wings, while in this state she counts as having 1 half cover. She can also use this bonus action to deactivate this.

Reaction.                                                                                           Whenever Yaa-k-nan is attackwd with a ranged weapon attack, she can deflect with one of her wings taking half damage.

Yaa-k-nan has 4 legendary actions and can use them at the end of another entitys turn, these recharge after a 5 or more minute nap.

Legendary Action (Costs 1 Action). Makes 1 claw attack or 1 breath weapon attack.

If Yaa-k-nan dies she is reborn 1 month later and gains mythic actions for 1 hour

Mythic Action.                                                                                  Yaa-k-nan teleports to the location of the entety that killed her last and uses her breath weapon on it with an additional 500 necrotic damage