Runepriest Attack 5Cage of Light
You slam your weapon into the ground, imprinting a rune of imprisonment that causes light to wash over your enemies.
Daily Divine, Radiant, Weapon, Zone
Standard Action Close blast 3
Target: Each enemy in the blast
Attack: Strength vs. Will
Hit: 2[W] + Strength modifier radiant damage.
Miss: Half damage.
Effect: The blast creates a zone that lasts until the end of your next turn. Leaving the zone costs enemies 2 extra squares of movement. Any enemy that attacks an ally who is within the zone grants combat advantage (save ends).
Sustain Minor: The zone persists.
Published in Player's Handbook 3, page(s) 104.