Killing Spree Step through the shadows from enemy to to an enemy within 10 yards, attacking an enemy it every 0.5 sec with both weapons until 7 assaults are made, and increasing all damage done by 50% for the duration. Can hit the same target multiple times. Cannot hit invisible or stealthed targets. Blade Flurry Effect: Killing Spree will teleport to and damage a nearby enemy target every 0.5 sec instead of focusing on your primary target. Requires Melee Weapon. Rogue - Combat Spec. 10 yd range. Instant. 2 min cooldown.