An unholy strike that deals 100% of weapon damage as Physical damage plus X. In addition, for each of your diseases on your target, you deal an additional 18% of the Physical damage done as Shadow damage.
An unholy strike that deals 100% of weapon damage as Physical damage plus X. In addition, for each of your diseases on your target, you deal an additional 18% of the Physical damage done as Shadow damage.
Scourge Strike is a Death knight talented ability that deals 100% of the Death Knight weapon damage plus 18% of the physical damage as Shadow damage to the target and extra damage for each of the Death Knight's diseases affecting the target as shadow damage.
/Patch 4.0.1 (2010-10-12): Now deals 100% weapon damage, up from 70%. Cost reduced to one Unholy rune, down from one Unholy and one Frost.
Patch 3.3.3 (2010-03-23): Now deals 70% weapon damage, plus 12% of physical damage done as shadow damage for each of the death knight's diseases on the target. The net result should be larger strikes with no diseases present, while maximum damage with all diseases applied to the target should stay the same.
Patch 3.3.0 (2009-12-08): Redesigned. The base ability now deals 50% weapon damage plus an additional amount as physical damage. However, for each disease the death knight has on the target, the target will take additional shadow damage equal to 25% of the physical damage done.
Patch 3.2.0 (2009-08-04): Weapon damage bonus reduced to 40%, down from 45%. Damage increased by 10% per disease on the target, down from 11%.
Edit
2020
50
/
Patch 4.0.1 (2010-10-12): Now deals 100% weapon damage, up from 70%. Cost reduced to one Unholy rune, down from one Unholy and one Frost. 
