pf2e.fyi
From Pathfinder Society Scenario #2-05: Balancing the Scales, which isn't enabled.

Storm Bear (1-2)

CREATURE 2
Perception +7; low-light vision, scent (imprecise) 30 feet
Skills Athletics +9
Str +3, Dex +2, Con +3, Int -3, Wis +1, Cha +0

AC 18; Fort +11, Ref +8, Will +5
HP 30; Immunities electricity
Consume Lightning
Trigger The storm bear is targeted by, or in the area of, an effect that deals electricity damage

Effect The storm bear devours some of the electricity to fuel a quick burst of speed, becoming Quickened for 1 round. While quickened, the storm bear's motions produce visible sparks of electricity.

Speed 35 feet
Melee Jaws +11 (unarmed), Damage 1d8+3 piercing plus 1d4 electricity
Melee Claw +11 (agile, unarmed), Damage 1d6+3 slashing plus Knockdown
Thunderous Roar (auditory, primal, sonic)

The storm bear unleashes a deafening roar. Any non-storm bear creature within 10 feet takes 2d6 sonic damage (DC 17 basic Fortitude save); creatures that critically fail this save are deafened for 1d6 rounds.

The storm bear can't use Thunderous Roar again for 1d4 rounds.

Knockdown

Requirements The monster's last action was a successful Strike that lists Knockdown in its damage entry

Effect The monster attempts to Trip the creature. This attempt neither applies nor counts toward the monster's multiple attack penalty.

Pathfinder Society Scenario #2-05: Balancing the ScalesOGL