From Pathfinder #195: Heavy is the Crown, which isn't enabled.

Stoney Deflection

FEAT 6

Activity 1 action

Requirements You are in Stonestrike Stance.

You gather the resiliency of stone to block attacks against you. You gain a +2 circumstance bonus to AC and to any defenses against being Shoved or Tripped until the beginning of your next turn.

Pathfinder #195: Heavy is the CrownOGL