Allosaurus

Creature 7

Huge
animal
dinosaur

Perception: +15; low light vision, scent (imprecise) 60 feet
Skills: Acrobatics +12, Athletics +17; Str +6, Dex +3, Con +4, Int +0, Wis +2, Cha +1

AC: 24; Fort +18, Ref +15, Will +12
HP: 120

Serrated Teeth ⟲ Trigger A creature Grabbed or Restrained by the allosaurus's jaws succeeds at an Escape check

Effect As the enemy wriggles away, the allosaurus clamps down with its jagged teeth, dealing 2d6 slashing damage.

Speed: 40 feet

Melee ◆ jaws +18 (reach 10 feet), Damage 2d10+9 piercing plus Grab

Melee ◆ claw +18 (agile), Damage 2d8+9 slashing

Melee ◆ tail +18 (reach 15 feet), Damage 2d6+9 bludgeoning plus Knockdown

Swallow Whole ◆ (attack) Large, 2d6+3 bludgeoning, Rupture 15

Unexpected Ambush ◆◆ Requirements The allosaurus is Hidden or Undetected to at least one creature within 40 feet

Effect The allosaurus dashes forward, knocking its unsuspecting prey to the ground. The allosaurus Strides up to its Speed toward the required creature to an unoccupied space within reach of its tail Strike. The allosaurus makes a tail Strike against the enemy. If the Strike hits, the allosaurus automatically succeeds at a free action to Knockdown the target.

Knockdown ◆

Source: Pathfinder Monster Core 2

Running this fight? Add the allosaurus 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.