D&D4 Wiki
Bounding assault
rogue attack 25

Requirement: wielding a crossbow, a light blade, or a sling.

Target: one creature

Attack: Dexterity vs. Reflex

Hit: "6[W] + Dexterity modifier damage."

Miss: "Half damage."
Special: When charging, you can use this power in place of a melee basic attack. The charge's movement does not provoke opportunity attacks.[MP2:70]

Bounding assault is a daily power available to rogues at 25th level.