Cleric Attack 9Blade Barrier
A barrier of whirling blades appears, slashing at those who come too close or try to pass through.
Daily Conjuration, Divine, Implement
Standard Action Area wall 5 within 10 squares
Effect: You conjure a wall of spinning astral blades that lasts until the end of your next turn. The wall can be up to 2 squares high. The wall’s squares are difficult terrain. Any creature that enters the wall or starts its turn there takes 3d6 + Wisdom modifier damage, plus ongoing 5 damage (save ends). A creature can take this damage only once per turn.
Sustain Minor: The wall persists until the end of your next turn.
Changed in December 2011 updates.
Published in Player's Handbook, page(s) 67, Class Compendium.