From Pathfinder Lost Omens Hellfire Dispatches, which isn't enabled.

Vengeance Strike

FEAT 6

Activity reaction

Prerequisites Sister of the Golden Erinys Dedication

Trigger An enemy damages you and is within your reach.

You lash out at the foe who dared to attack you. Make a melee Strike against the triggering enemy. If you hit and deal damage, the enemy is Off-Guard to you until the end of your next turn.

Pathfinder Lost Omens Hellfire DispatchesORC