Using this skill allows you to draw on your proficiency with piercing weapons. Piercing weapons are any weapons that you can stab and pierce with, such as knives, swords, spears, hira-shuriken, darts, and arrows. Any weapon that can have a piercing attack can be used with this skill. This skill provides the following:

• Increases damage of weapon by 1d6 + 1
• Increases attack value of skills used with weapon by 1d6 + 1
• Decreases difficulty of skills used with weapon by 4
• 20% of damage dealt ignores armor
• Causes 1d8 bleed damage per round  and minor wounds to unarmored targets
• Causes 1d6 bleed damage per round to armored targets as long as they do not have a slash reduction greater than 30%
• Causes 1d4 bleed damage per round to armored targets as long as their slash reduction is under 60% but greater than 30%

This skill cannot be used with Basic Piercing Proficiency, Novice Piercing Proficiency, or Advanced Piercing Proficiency