Stinging spirit insects swarm around your enemy.

At-Will   ✦     Primal, Weapon
Standard Action      Ranged weapon

Target: One creature

Attack: Wisdom vs. AC

Hit: 1[W] + Wisdom modifier damage, and the target and each enemy adjacent to it take a –2 penalty to attack rolls until the start of your next turn.
Level 21: 2[W] + Wisdom modifier damage.

Special: You can use this power as a ranged basic attack.

Published in Player's Handbook 3, page(s) 118.