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Confounding attack
rogue attack 1

Requirement: wielding crossbow, light blade, or sling

Target: one creature

Attack: Dexterity vs. AC

Hit: "2[W] + Dexterity modifier damage."

Effect: "As a free action, the target makes a melee basic attack against a creature of your choice adjacent to it. If you or the target has combat advantage against the creature and you haven't dealt your Sneak Attack damage during this round, you can deal your Sneak Attack damage against the creature."[MP:74]

Confounding attack is a daily power available to rogues at 1st level.