Bite

Melee Weapon Attack: +4 to hit, reach 5 ft., one target. Hit: 13 (2d10 + 2) piercing damage.

Torrential Breath (Recharge 5-6)

The dragon exhales water in a 15-foot-long 5-foot-wide line. Each creature in the area makes a DC 11 Dexterity saving throw taking 14 (4d6) bludgeoning damage on a failed save or half damage on a success.