From Pathfinder Lost Omens Shining Kingdoms, which isn't enabled.

Guard's Fury

FEAT 4

Prerequisites Ulfen Guard Dedication; you can't already use the Rage action

Some Ulfen Guards tap into a well of fury to protect their charges. You can use the Rage action. While raging, you take a –1 penalty to AC. If you're adjacent to your designated ally while raging, increase the additional damage from Rage from 2 to 4.

Pathfinder Lost Omens Shining KingdomsORC