[1000 Fold Sword Art]: When 自分 Achieved the [Perfect Perception] stage of sensory technique, he saw the infinite dimensional ripples of the world, overwhelming him, causing him to create a sword technique that folds infinite dimensions into 0d, annihilating everything (Like 相手) on an Infinitely Dimensional Level. This is however no longer necessary for him to retain sanity w/ his Divine senses.