Chaos Monster (Doom): Infernal Baron of Hell

Infernal Legacy. Infernal creatures ignore a target's resistance to Fire or Necrotic damage

Infernal Lust. All Infernals have advantage against any creature missing any of their Hit Points.

Infernal Evasion. When an Infernal creature is subjected to a spell effect that allows it to make a Dexterity saving throw to take only half damage, it instead takes no damage if it succeeds on the saving throw, and only half damage if it fails.

Infernal Protection. Infernal creatures have advantage on saving throws against spells and other magical effects.

Infernal Rite. All Infernal weapon attacks are considered magical.

Infernal Claw. Melee Weapon Attack: +14 to hit, reach 10ft., one target. Hit: 35 (6d8 + 8) slashing damage plus 22 (3d8+8) necrotic damage.

Infernal Gore. Melee Weapon Attack: +14 to hit, reach 10ft., one target. Hit: 35 (6d8 + 8) slashing damage plus 22 (3d8+8) necrotic damage.

Infernal Hellfire. Ranged Weapon Attack: +9 to hit, range 60ft/120ft., one target. Hit: 58 (10d10 + 3) fire damage.

Infernal Tri-Fire. Ranged Weapon Attack: +9 to hit, range 60ft/120ft., three targets. Hit: 58 (10d10 + 3) fire damage. Recharge 5-6 (1d6)

Infernal Rampage. If the Infernal Baron of Hell moves at least 10 ft. straight toward a target and then hits it with a gore attack on the same turn, the target takes an extra 20 (4d8+2) bludgeoning damage. If the target is a creature, it must succeed on a DC 18 Strength saving throw or be knocked prone.

Infernal Fury. After making a melee attack infernal creatures can move up to half their base speed as a Reaction without provoking opportunity attacks.

Infernal Hurl. When a creature is brought to 0hp within 10ft of it, the Infernal Baron of Hell can use its reaction to grab the corpse and hurl it at another target within 60ft. The target must succeed on a DC 18 Dexterity saving throw or take 34 (6d8 + 7) bludgeoning damage.