Greater Hell Hound

Creature 9

Large
beast
fiend
fire
unholy

Perception: +19; darkvision, scent (imprecise) 120 feet
Languages: Diabolic, (Can't Speak Any Language)
Skills: Acrobatics +18, Athletics +19, Stealth +18, Survival +20; Str +6, Dex +5, Con +5, Int −2, Wis +4, Cha −2

AC: 28; Fort +21, Ref +19, Will +16
HP: 150; Immunities fire; Weaknesses cold 10

Hellish Revenge ⟲ Trigger The greater hell hound is critically hit by any Strike

Effect The greater hell hound's Hellfire Breath recharges. They can immediately use it as part of this reaction.

Speed: 40 feet

Melee ◆ jaws +21 (magical, unarmed, unholy), Damage 2d8+6 piercing plus 2d6 fire

Hellfire Breath ◆ (divine, fire) The hell hound breathes flames that deal 10d6 fire damage to all creatures in a 15-foot cone (DC 28 basic Reflex save.)

The hell hound can't use Hellfire Breath again for 1d4 rounds. If the greater hell hound would take fire damage or be targeted by a fire effect, their Hellfire Breath recharges.

Pack Attack The greater hell hound's Strikes deal 1d8 extra damage to creatures within the reach of at least two of their allies.

Source: Pathfinder Monster Core

Running this fight? Add the greater hell hound to the initiative tracker: type its name and the AC, hit points and Perception for initiative fill in, and the book button shows this stat block mid-fight.