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Dazzling Display
Swordmage Attack 17

With dizzying speed, you slash and slice your foes. Your swordplay leaves your foes off balance and unable to discern your location.

Target: Each enemy in burst

Attack: Intelligence vs. Reflex

Hit: 1[W] + Intelligence modifier damage. Until the end of your next turn, the target grants combat advantage to you and your allies.

Effect: Until the end of your next turn or until you move, you have concealment.

Dazzling Display is an encounter power available to swordmages at the 17th level.[AP:59]