To the Last (Combat)Source Inner Sea Gods pg. 217 (Amazon)
Your devotion to battle inspires you to fight competently until death claims you.
Prerequisites: Diehard, Endurance, worshiper of Gorum.
Benefit: When you are disabled, you are not staggered, though performing standard actions still deals 1 point of damage to you. Taking a full-round action deals 2 points of damage to you.Source Weapon Master's Handbook pg. 25 (Amazon)
You can spend 1 stamina when disabled to take a standard action without losing a hit point.