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50% increased Damage with Hits against Enemies that are on Low Life
Attacks with Two Handed Melee Weapons deal 24% increased Damage with Ailments
12% increased Area of Effect if you've Killed Recently 
Executioner is a notable passive skill that grants increased physical damage with two-handed melee weapons. It also grants increased damage against enemies that are on low life, as well as increased Area of Effect if you have killed recently.