Fire at Will

 is a Leader Ability used by Captain Phasma.

Description
First Tier: "Whenever an ally attacks, they have a 10% chance to call a random ally to Assist, dealing 30% less damage. This chance is doubled if the attacking ally is First Order. If that ally had Advantage, they regain it for 2 turns."

Final Tier: "Whenever an ally attacks, they have a 20% chance to call a random ally to Assist. This chance is tripled if the attacking ally is First Order. If that ally had Advantage, they regain it for 2 turns at the start of each encounter, can't be Critically Hit while they have Advantage, and gain 20% Potency."