Armor Class 14 (natural armor)
Hit Points 45 (6d8 + 18)
Speed 50 ft.
Damage Immunities fire, poison
Condition Immunities charmed, exhaustion, paralyzed, petrified, poisoned
Senses darkvision 120 ft., passive Perception 12
Languages understands one language of its creator but can't speak
Challenge 2
Charge. If the hart moves at least 20 feet straight toward a target and then hits it with an antlers attack on the same turn, the target takes an extra 7 (2d6) fire damage. If the target is a creature, it must succeed on a DC 13 Strength saving throw or be knocked prone.
Heated Body. A creature that touches the hart or hits it with a melee attack while within 5 feet of it takes 5 (1d10) fire damage.
Sure-Footed. The hart has advantage on Strength and Dexterity saving throws made against effects that would knock it prone.
Multiattack. The hart makes two attacks: one with its antlers and one with its hooves.
Antlers. Melee Weapon Attack: +5 to hit, reach 5 ft., one target. Hit: 7 (1d8 + 3) piercing damage.
Hooves. Melee Weapon Attack: +5 to hit, reach 5 ft., one target. Hit: 5 (1d4 + 3) bludgeoning damage plus 2 (1d4) fire damage.
Mythic Odysseys of Theros, p. 211