Conjure Barrage

level 3 - conjuration
Casting Time: 1 action
Range: Self (60-foot cone)
Components: V, S, M (one piece of ammunition or a thrown weapon)
Duration: Instantaneous

Description not available (not OGL). Summary:

Creatures in a 60-ft cone must succeed on a Dex. save or take 3d8 damage from the weapon/ammunition used.
Player´s Handbook