Multiattack

The drake makes one bite attack and two claw attacks.

Bite

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

Claw

Melee Weapon Attack: +10 to hit, reach 5 ft., one target. Hit: 15 (3d6 + 5) slashing damage.

Breath Weapon (Recharge 5-6)

The drake exhales either fire or frigid air in a 40-foot cone. Each creature in that area takes 78 (12d12) fire or cold damage, whichever the drake wishes, or half damage with a successful DC 18 Dexterity saving throw.

Searing Star (1/Day)

Ranged Spell Attack: +12 to hit, range 120 ft., one target. Hit: 65 (10d12) force damage, and the target must succeed on a DC 18 Constitution saving throw or be permanently blinded.