Triggers immediately after the battle begins, permanently increasing the attack speed of the hero by 40(100)%, The first 2 instances of damage dealt to each enemy are increased by 40(100)%. Every 2 basic attacks will additionally deal 80(200)% of physical attack as true damage to up to 2 enemies in the current range. Each time a target is defeated, permanently increases the hero's physical attack by 0.8(2)% (if the target is a hero unit, it increases by 6(15)%), stacking.