Nightmare

AC: 13

Initiative: +2 (12)

HP: 68 (8d10 + 24)

Speed: 60 ft., fly 90 ft.

Immunities: fire

Senses: Passive Perception 11

Languages: understands Abyssal, Common, and Infernal but can't speak

CR: 3 (XP 700; PB +2)

Confer Fire Resistance.

The nightmare can grant resistance to fire damage to anyone riding it.

Illumination.

The nightmare sheds bright light in a 10-foot radius and dim light for an additional 10 feet.

Actions

Hooves.

Melee Weapon Attack: +6 to hit, reach 5 ft., one target. Hit: 13 (2d8 + 4) bludgeoning damage plus 7 (2d6) fire damage.

Ethereal Stride.

The nightmare and up to three willing creatures within 5 feet of it magically enter the Ethereal Plane from the Material Plane, or vice versa.