Gigantopithecus

Creature 4

Large
animal

Perception: +10; low light vision, scent (imprecise) 30 feet
Skills: Acrobatics +11, Athletics +13, Stealth +9; Str +4, Dex +2, Con +3, Int −4, Wis +1, Cha −2

AC: 20; Fort +14, Ref +11, Will +8
HP: 60

Speed: 30 feet, climb 30 feet

Melee ◆ fist +13 (agile, reach 10 feet, unarmed), Damage 2d6+6 bludgeoning

Melee ◆ jaws +13 (unarmed), Damage 1d8+6 piercing

Frightening Display ◆◆ (auditory, emotion, fear, mental) The gorilla beats its chest in a terrifying display. Creatures within 30 feet must attempt a DC 22 Will save.

While a creature is frightened by this ability, it is Off-Guard to the gigantopithecus.

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.

Source: Pathfinder Monster Core

Running this fight? Add the gigantopithecus 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.