An ancient martial in which opponents are destroyed via striking their metal fracture points. Among it's known practitioners are Banzai-Tron, Arcee, and Rollbar.
Trivia
It is likely that Crystalocution is a nod to "Hokuto Shinken", the martial art used by the protagonist of the popular '80s anime Fist of The North Star wherein opponents are dispatched by striking their pressure points. They then tend to explode in a rather bloody fashion.