Reactive Flash

Activate 1 (manipulate)These whetstones are miniature stone replicas of weapons, such as a sword or an axe, though their function is the same regardless of their shape. When you attempt a Strike as a reaction (such as with a Readied action or the reaction) using a weapon under the effect of a reactive flash, the target must first succeed at a reflex|dc:19 save or be against the attack.