60% Strength on your First Attack every 3.5-5 seconds.
3.5-5% Strength for 3.5s on Hit. Stacks 5 times.
7-10% Strength for every 1 Single Target Hits. Lasts 2s and Stacks 5 times.
4.25-5% Strength for every Enemy you Stagger. Stacks 5 times.