Opportunistic Trickery

Opportunistic Trickery
When your opponent lets down its guard, you know how to set it off balance for several moments.
Prerequsites: Combat Reflexes, Sneak Attack dice from any source
Benefit: Whenever an opponent provokes an attack of opportunity from you, once per turn you can sacrifice that attack to reduce the target’s Reflex Defense by 2 for the following round.
Normal:
Special: