You sweep a curtain of arcane energy across the battlefield, creating a veil you can hide behind.

Daily   ✦     Arcane, Conjuration
Minor Action      Area wall 8 within 10 squares

Effect: You conjure a wall of arcane energy that only you can see. The wall can be up to 6 squares high, and it lasts until the end of the encounter. The wall blocks enemies' line of sight to you and your allies but does not prevent you and your allies from seeing through it.

Published in Martial Power 2, page(s) 72.