Passive: Basic attacks grant Focus for 4 seconds, stacking up to 4 times. Stacks fall off one at a time, and at 4 stacks, Ranger's Focus can be cast, consuming all Focus.
Active: For 4 seconds, Ashe gains 20/25/30/35/40% Attack Speed, and her basic attacks fire a flurry of arrows dealing 105/110/115/120/125% Attack Damage physical damage. During this time, she does not stack Focus. Ranger's Focus applies Frost Shot.