Myth: 'Who Brought Jokerman?' Promo

A Myth promo card released at Gencon 2014. "Play this card immediately after another hero fails to hit with an Attack Action with an AP cost of 2. That hero may reroll his dice pool. If he fails to hit again, a Darkness Cycle activates immediately." This card may be played as a reaction, adds 1 AP and can be used no matter what your movement has been.