Counter Hammer

Counter Hammer (リベンジスタンプ) is a technique that appears in Kingdom Hearts Birth by Sleep. It allows the user to strike the ground and attack surrounding enemies with the aftershock by pressing after a successful block.

During Terra's escort mission in Castle of Dreams, it appears as a Reaction Command called Last Dance. Xehanort can also use a darker variant of this technique in battle.

Mechanics
In Kingdom Hearts Birth by Sleep, Counter Hammer is a Reprisal command that has a maximum level of 4 and fills the Command Gauge by 40%.

Kingdom Hearts Birth by Sleep

 * Terra obtains Counter Hammer after escorting Cinderella to the ball in the Castle of Dreams.
 * Terra can purchase Counter Hammer from the Command Shop for 1200 munny once five worlds are cleared or the command has already been obtained elsewhere.

Kingdom Hearts Birth by Sleep
Counter Hammer is used to meld the following commands:
 * Payback Fang