There is a Legacy version
here.
Inspiring Marshal Stance [one-action] Feat 4Archetype Stance Source Player Core 2 pg. 204Archetype MarshalPrerequisites Marshal Dedication; trained in
Intimidation
You become a brilliant example of dedication and poise in battle, encouraging your allies to follow suit. When you spend this action, attempt a
Diplomacy check. The DC is usually an
easy DC of your level, but the GM can assign a different DC based on the circumstances. The effect depends on the result of your check.
Success Your marshal’s aura grants you and allies a +1 status bonus to attack rolls and saves against
mental effects.
Failure You fail to enter the stance.
Critical Failure You fail to enter the stance and can’t take this action again for 1 minute.
Traits
Archetype: This feat belongs to an archetype.
Stance: A stance is a general combat strategy that you enter by using an action with the stance trait, and you remain in for some time. A stance lasts until you get knocked out, until its requirements (if any) are violated, until the encounter ends, or until you use a stance action again, whichever comes first. After you take an action with the stance trait, you can’t take another one for 1 round. You can enter or be in a stance only in encounter mode. You can Dismiss a stance.