PASSIVE - Every fourth Basic Attack triggers a chain lightning, damaging the target and up to 4 nearby enemies for 15 damage +60% of your total Basic Attack Power.
Silverbranch Bow
+25
Physical Power
+30%
Attack Speed
+10
Physical Penetration
PASSIVE - For each 0.02 Attack Speed you go over 2.5 Attack Speed, you gain 3 Physical Power. You can not gain more than 120 Physical Power in this way.