Adult Phoenix

Cursed Energy Resistance. The Adult Phoenix is resistant to damage from cursed energy.

Magic Resistance: The Adult Phoenix has advantage on saving throws against spells and other magical effects.

Phoenix Down: When the Adult Phoenix dies, it instead comes back to life as a Baby Phoenix. Additionally roll a d100 on a 1 all of the phoenixes forms lose 1 hp on a 100 all forms gain 1hp and the Phoenix drops The item Phoenix Down.

Magical Weapons: The Adult Phoenix's weapon attacks are magical.

Bonding: The Adult Phoenix adds +1 to its to hit bonus as well as save and skill bonus for equal to that of your proficiency bonus.

Illumination. The Adult Phoenix sheds bright light in a 30 foot radius and dim light in an additional 30 foot radius. The effect lasts for an hour unless canceled with a bonus action or dispelled.

Siege Mode(1/day). Once per day the Adult Phoenix can transform into a Siege Phoenix for 1 minute.

Multiattack. The Adult Phoenix can make two attacks per turn

Wings. Melee Weapon Attack: +8 to hit, reach 5ft., one target. Hit 9(1d8+5) Slashing damage plus 31(6d10) fire damage.

Fire Blast. Ranged Spell Attack: +9 to hit, reach 30ft., one target. Hit  25(4d12) fire damage

Flaming Burst (Recharge 6). The Adult Phoenix releases a burst of flames in a 10-foot radius around itself. Each Creature in the area must succeed on a DC 16 Dexterity saving throw or take 41(10d8) fire damage, half damage on a success.