A flickering halo of purple light surrounds the target, making it easier to hit.

Encounter  
Minor Action      Ranged 10

Target: One creature

Attack: Intelligence, Wisdom, or Charisma vs. Reflex. You gain a +4 bonus to the attack roll.
    Level 11: The bonus increases to +6.
    Level 21: The bonus increases to +8.

Hit: Until the end of your next turn, all attacks against the target have combat advantage, and the target cannot benefit from invisibility or concealment.

Special: When you create your character, choose Intelligence, Wisdom, or Charisma as the ability score you use when making attack rolls with this power. This choice remains throughout your character's life and does not change the power's other effects.

Update (11/16/2010)
Updated to match Essentials data.

Published in Forgotten Realms Player's Guide, page(s) 8, Heroes of the Forgotten Kingdoms, page(s) 246.