Telekinesis. The dragon can move things up to 40 feet away from it that are less than 400 pounds.

Shadow Form. The dragon is now immune to all damage except magical piercing or slashing damage, it can also pass through walls and is invisible but can only bite and claw. In this form damage dealt to enemies is also halved and it takes an action to transform. This lasts half an hour.

Bite. Melee Weapon Attack: +6 to hit, reach 5 ft., one target. Hit:  2d12 + 4 piercing damage, also does an additional 2d4 necrotic damage.

Claw. Melee Weapon Attack : +4 to hit, reach 5 feet., one target. Hit:  3d6 + 4 slashing damage.

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

Enchanted Frost.  Exhales a 15 ft. cone of ice, any creature in the area takes (2d8) cold damage, then must make a dc 13constitution save or take (1d6) necrotic damage.