Thunder ripples outward from your implement, coalescing around you or an ally before focusing its might on a nearby enemy.

At-Will   ✦     Arcane, Implement, Thunder
Standard Action      Close burst 10

Primary Target: You or one ally in the burst

Effect: The primary target gains a +1 power bonus to AC until the end of your next turn. Make an attack.

  Secondary Target: One creature adjacent to the primary target in the burst

Attack: Intelligence vs. Fortitude

Hit: 1d8 + Intelligence modifier thunder damage, and you push the secondary target 1 square away from the primary target.
Level 21: 2d8 + Intelligence modifier thunder damage.

Published in Eberron Player's Guide, page(s) 47.