You can deliver a special unarmed strike that stuns a foe.
Prerequisite(s): Weapon Focus, BAB +3.
BENEFIT
You gain a TP Pool, which begins at 0 and maximizes at 30. For each successful unarmed strike or get struck by a melee or ranged attack, you gain 1 TP. At 10 TP or more, you may spend all TP to deliver a special unarmed strike that takes a place of an attack of a full-attack or just a single attack. This attack deals damage as normal and the target must make a Fortitude save (DC 10 + half of your character level + your Wisdom modifier) or be stunned for 1 round. At 20 TP or more, you may spend all TP to cause the target must make a Fortitude save (DC 12 + half of your character level + your Wisdom modifier) or be stunned for 2 rounds. At 30 TP, you may spend all TP to cause the target must make a Fortitude save (DC 14 + half of your character level + your Wisdom modifier) or be stunned for 3 rounds. This TP Pool lasts until you sleep for the night, in the morning, it empties out. In addition, your unarmed strikes deal an additional point of damage for each weapon skill feat in this line that you have.