Megaprimatus

Creature 8

Gargantuan
animal

Perception: +15; low light vision, scent (imprecise) 30 feet
Skills: Acrobatics +14, Athletics +19; Str +7, Dex +2, Con +5, Int −4, Wis +1, Cha +2

AC: 26; Fort +19, Ref +16, Will +13
HP: 150

Speed: 30 feet, climb 30 feet

Melee ◆ fist +21 (agile, reach 20 feet, unarmed), Damage 2d8+10 bludgeoning

Melee ◆ jaws +21 (reach 10 feet, unarmed), Damage 2d10+10 piercing

Mangling Rend ◆◆ A megaprimatus makes two fist Strikes against the same target. If both hit, the attack deals an additional 2d6 bludgeoning damage, the target is Off-Guard, and the target takes a –20-foot status penalty to all Speeds until the end of its next turn.

Effect: Mangling Rend

Terrifying Display ◆◆ (auditory, emotion, fear, mental) The megaprimatus beats its chest in a terrifying display. Creatures within 50 feet must attempt a DC 27 Will save.

While a creature is Frightened by this ability, it is Off-Guard to the megaprimatus and to gorillas.

Critical Success No effect and temporarily immune for 1 minute.

Success The creature is unaffected.

Failure The creature is Frightened 1.

Critical Failure The creature is Frightened 2 and Fleeing until the end of its next turn.

Source: Pathfinder Monster Core

Running this fight? Add the megaprimatus 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.