Increases the damage done by your finishing moves, and the effectiveness of your Slice and Dice, by 24%.
Mastery: Executioner is a passive rogue ability learned at level 80 for those with the Subtlety specialization. It increases the damage of all finishing moves and also increases the effectiveness (attack speed) of [Slice and Dice].
Patch changes
Patch 4.0.6 (8-Feb-2011): Executioner (Mastery) has been increased from 2% to 2.5% per point.