: (n) a sword technique that requires the
user to slash an object, which will inflict interior
damage while keeping the exterior unblemished; a
master of this technique can sculpt the interior to their liking.
After Wa De Kun used delayed aftershock on a
boulder, the boulder seemed to remain unchanged. However, when you look inside the boulder
via an x-
ray, you can see a replica of Michelangelo's David.