Action: Amassed Assault
Each enemy in your united companion's space takes damage equal to one of its unarmed Strikes plus your level (Basic Reflex save against your class DC or spell DC, whichever is higher).
Pathfinder 2e Database
Each enemy in your united companion's space takes damage equal to one of its unarmed Strikes plus your level (Basic Reflex save against your class DC or spell DC, whichever is higher).