To use Hypersonic Speed, give this character a power action.move it up to its speed value. It adds 2 to its d6 roll when breaking automatically breaks away and can use through squares adjacent to opposing characters. During its move, this character can as a free action make one close combat or ranged combat attack with its range value halved for the attack. This character must be in a square where it could legally end its move in order to make the attack. This character can continue to use the rest of its movement (if any) after making the attack.
note:if you lose this power during the move action due to damage you can finsh using the power.