Aura of Bloodthirst. If the cambion isn’t incapacitated, any creature with the Rampage trait can make its Gnashing Jaws attack as a bonus action while within 10 feet of this creature.

Gnoll Lord's Howl. When the cambion targets only one creature with the attacks of its Multiattack, it can choose one ally it can see within 30 feet. That ally can use its reaction to make one melee attack against a target of its choice.

Fiendish Blessing. The AC of the cambion includes its Charisma bonus.

Innate Spellcasting. The cambion’s spellcasting ability is Charisma (spell save DC 12). The cambion can innately cast the following spells, requiring no material components:

3/day: command

1/day each: crown of madness, tasha's hideous laughter, plane shift (self only)

Rampage. When the cambion reduces a creature to 0 hit points with a melee attack on its turn, it can take a bonus action to move up to half its speed and make its Gnashing Jaws attack once.

Multiattack. The cambion makes two melee attacks or uses its Fire Ray twice.

Gnashing Jaws. Melee Weapon Attack: +9 to hit, reach 5 ft., one target. Hit: 8 (1d4 + 6) piercing damage plus 3 (1d6) fire damage.

Flail. Melee Weapon Attack: +9 to hit, reach 5 ft., one target. Hit: 10 (1d8 + 6) bludgeoning damage plus 3 (1d6) fire damage.

Fire Ray. Ranged Spell Attack: +9 to hit, range 120 ft., one target. Hit: 10 (3d6) fire damage.