This is our proprietary skill rating calculation. This has nothing to do with official game ranking or MMR.
The purpose is to show player skill levels relative to other players, not estimate MMR.
PASSIVE - While below 60% Health, you gain an additional 15% Physical Lifesteal for 5 seconds. Can only occur once every 15 seconds.
PASSIVE - Every successful Basic Attack increases your Physical Power by 10 and reduces the attack speed of your opponent by 7% for 5s. (Max. 3 Stacks)