Three-Point Stance
You have learned the value of using an extra limb to help stabilize yourself in combat.
Preqrequisite
-Benefit
As long as you have one free hand (not being used to wield a weapon or hold anything), you take 1d6 less damage from falls and do not fall prone when you take damage from a fall unless you are unconscious. You also gain a +2 bonus to your KAC against grapple and trip attempts when you have a free hand, as well as to Acrobatics and Athletics checks to move in zero-g.
Source
Character Operations Manual pg. 119
Dragonscript
ID
0dcf5b98dd5c763f804b3909