Suddenly, there are two of you.

Daily   ✦     Illusion
Minor Action      Personal

Effect: Until the end of the encounter, you gain a +5 power bonus to all defenses against opportunity attacks and a +2 power bonus to all defenses against other attacks. When an enemy hits you with an attack, you can use a free action and end this effect to cause the enemy to reroll the attack with a -5 penalty.

Published in Dragon Magazine 393.