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Killing storm
rogue attack 29

area burst 2 within 10 squares

Requirement: wielding a crossbow or a sling.

Target: each enemy in burst you can see

Attack: Dexterity vs. AC

Hit: "4[W] + Dexterity modifier damage, and the target moves its speed away from the burst's origin square. The target grants combat advantage (save ends)."

Miss: "Half damage."[MP2:71]

Killing storm is a daily power available to rogues at 29th level.