Bidding Mantis (Martial Arts Maneuver)
From D&D Wiki
To make your defense immediate and swift is the best offense.
Level: Reactive 1
Description: When in this stance, you gain a +2 bonus to grapple checks to avoid being grappled, Strength checks to resist being bull rushed or overran, and a +2 dodge bonus to AC against a charging opponent.
Special: If you move more than 5 feet while this stance is active, the stance is automatically dropped.