11 cards where the set is “avr” and the cards have the miracle frame effect

Banishing Stroke (Avacyn Restored #7)
Blessings of Nature (Avacyn Restored #168)
Bonfire of the Damned (Avacyn Restored #129)
Devastation Tide (Avacyn Restored #48)
Entreat the Angels (Avacyn Restored #20)
Reforge the Soul (Avacyn Restored #151)
Revenge of the Hunted (Avacyn Restored #191)
Temporal Mastery (Avacyn Restored #81)
Terminus (Avacyn Restored #38)
Thunderous Wrath (Avacyn Restored #160)
Vanishment (Avacyn Restored #82)

The message was clear to Sorin—time to search for something else.