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Vanishing Blade
Swordmage Attack 1

Your sudden departure after striking your foe leaves the enemy casting about to anticipate your next attack.

Target: One creature

Hit: 2[W] + Intelligence modifier damage, and the target is marked until the end of your next turn.

Miss: Half damage.

Effect: You teleport 5 squares and become invisible until the end of your next turn. Until the end of the encounter, whenever you hit an enemy with a melee attack, you may teleport 3 squares as a free action.

Vanishing blade is a daily power available to swordmages at 1st level.[Dr390:39]