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 4 (1d8) cold damage.

Claw

_Melee Weapon Attack:_ +7 to hit, reach 5 ft., one target. _Hit:_ 11 (2d6+4) slashing damage.

Cold Breath (Recharge 5-6)

The dragon exhales an icy blast in a 30-foot cone. Each creature in that area must make a DC 15 CON save, taking 31 (7d8) cold damage on a failed save, or half as much damage on a successful one.