Warlock Utility 22Ascension of the Elder
You use a planar pathway known by ancient vestiges to transport yourself to the safety of the sky, where you can remain for a time.
Daily Arcane, Teleportation
Move Action Personal
Effect: You teleport 100 feet (20 squares) to a space directly above you. Until the end of your next turn, you gain a speed of fly 8.
Sustain Move: The effect persists. When you fail to sustain the effect, you float to the ground without taking damage.
Published in Arcane Power, page(s) 84.