Northern Broad Strike (북수박) is one of the two strongest arts known to Reunion, the other being Heaven's Riches. While Heaven's Riches is an internal martial art, using ki attacks, Northern Broad Strike is a formless external style that leaves its practitioners supposedly capable of defeating even Heaven's Riches fighters. Practitioners can also counteract ki based arts by reversing the ki attack.
- Northern Broad Strike - A "formless" fighting style, and an external martial art, said to rival the internal martial art Heaven's Riches.
- Ki Reversal (Ki Rotation shield) - A technique that uses the equal and opposite force of an opponents ki then amplifies the rebounding effect of the opponents attack, to send the attack back before it enters the users body.