Up to 5-20% Strength based on the charge time of your heavy attacks. Stacks 3 times.
Target receives 1-4 Stack(s) of 10% Damage if already Staggered. Lasts 5s.
5-8% Strength for every 10% of magazine spent during continuous fire. Stacks 5 times.
4.25-5% Strength for every Enemy you Stagger. Stacks 5 times.