Curse of the Bloody Fangs is a daily power available to warlocks at 5th level.
Curse of the Bloody Fangs
warlock (fey) attack 5
"You call up a pack of ferocious, phantasmal beasts from the darkest and most savage depths of the Feywild. Only their slavering fangs appear in this world, snapping and rending in a mad frenzy at the foe you have cursed."[PH:134][U
:W]
Target: one creature
Attack: Charisma vs. AC
Hit: "2d10 + Charisma modifier damage."
Sustain minor: "The target and any of your enemies adjacent to it take 1d10 damage (save ends)."[PH:134][U :W]