From Pathfinder Battlecry!, which isn't enabled.

Shield from Arrows

FEAT 8

Activity reaction

Trigger An adjacent ally is the target of a physical ranged Strike.

Requirements You can see the attacker, you are not Off-Guard, and you have Raised your Shield.

You place your shield in the path of an oncoming projectile. Your adjacent ally gains a +4 circumstance bonus to AC against the triggering attack. If the attack misses, you have deflected it with your shield.

Effect: Shield from Arrows

Pathfinder Battlecry!ORC