Multiattack. The dragon makes one Bite attack and two Claw attacks.

Bite. Melee Weapon Attack: +7 to hit, reach 10 ft., one target. Hit: 15 (2d10 + 4) piercing damage plus 5 (1d10) radiant damage.

Claw. Melee Weapon Attack: +7 to hit, reach 5 ft., one target. Hit: 11 (2d6 + 4) slashing damage.

Breath Weapon (Recharge 5–6). The dragon uses one of the following breath weapons:

Breath of Darkness. The dragon exhales wisps of shadow and darkness in a 30-foot cone that. Each creature in that area must make a DC 14 Dexterity saving throw, taking 38 (7d10) necrotic damage on a failed save, or half as much damage on a successful one.

Breath of Air. The dragon exhales an icy blast in a 30-foot cone that. Each creature in that area must make a DC 14 Dexterity saving throw, taking 38 (7d10) cold damage on a failed save, or half as much damage on a successful one.

Spellcasting. The dragon casts one of the following spells, requiring no material components and using Charisma as the spellcasting ability (spell save DC 15):

At will: detect thoughts

1/day each: silence, darkness, wall of thorns

3/day each: dominate person