Most warriors have a hard time deciding between hitting once hard, or hitting
twice quickly. This maneuver makes that choice irrelevant. By kicking your foe
just above their center of mass with just the right timing, you can force them
to shudder back and forth, causing them to effectively lean into your attack,
increasing the effect! Furthermore, targets hard on the outside but soft on
the inside (such as armoured foes) are battered against the inside of their
own defenses.
Earthquake kick is available in the following guild: