K.I.S.S. Master

Keep It Simple Stupid. Your motto in life. Through thorough training you've learned to find the simple faults in the enemies styles, tactics, and armor. While using Finesse weapons you strike these faults with uncanny speed and  precision control. You gain the following benefits:

• Before you make a melee attack with a finesse weapon, which you are proficient in, you may choose to take a -5 penalty to the attack roll. If the attack hits, add +10 to the attacks damage.