A coiled serpent made of black flames appears among your enemies and unleashes a blast of fire.

Daily   ✦     Arcane, Conjuration, Fire, Implement
Standard Action      Ranged 10

Effect: You conjure a blackfire serpent in an unoccupied square within range. The serpent lasts until the end of your next turn. The serpent occupies 1 square. Enemies cannot move through its space, but allies can.
    When it appears, the serpent makes the following attack, which is a close blast 3. As a move action, you can move the serpent a number of squares equal to your Strength modifier.

  Target: Each creature in the blast

  Attack: Charisma vs. Reflex

  Hit: 2d12 + Charisma modifier fire damage.

Sustain Minor: The snake persists, and it can repeat the attack.

Published in Player's Handbook 2, page(s) 145.