D&D4 Wiki
Prescient Warning
Bard Attack 7

You utter words of warning that fly upstream through the river of time, warning your ally of danger.

Trigger: An ally within 10 squares of you is hit by an enemy's attack.

Target: The triggering ally

Effect: The target can make a basic melee attack against the attacking enemy as a free action, dealing 1d8 extra damage on a hit.

Prescient Warning is an encounter power available to bards at the 7th level.[HotF:63]