Help: Trigger Control Type Passive firearm skill Trigger Control is the first layer of ammo discipline. It helps a trained shooter fire without wasting as many rounds as a panicked spray-and-pray gunner. What it means When the gun system checks round use, Trigger Control can help keep a round from being consumed on some shots. It is especially valuable for long fights, rare ammo, and classes that live by repeated gun skills. See also: shoot, trigger-mastery, ammo-efficiency