The history of an ancient forbidden breathing technique

Void breathing is a technique that has been around since the samurai age of the dmeon slayer universe, it was deemed a forbidden technique in the 1600s for being too destructive and powerful but few people (5) still utilize the move, there are nine destructive forms of void breathing

First Form:Demon Clutcan ability that allows the user to summon a black demon hand from underground, that pulls their targeted opponent down under, dragging them through the solid underground, mutilating their body for 3 minutes before bringing them back to surface

Second Form:Etheral Darkness A Form that cages the targeted opponent in a dome of darkness, making the user's attacks unpredictable and instills fear into the opponent

Third Form:5000 slashes A Form that allows the user to slash their opponent 5000 times in 1.5 seconds

Fourth Form:Death stare A Form that instills fear and paralysis into the opponent by making them see the user as what they fear the most

Fifth Form:Dimensional strike A Form that the use can use to punch or kick the opponent through different dimension portals

Sixth Form:shapeshift A Form that allows the user to take the form of whatever they desire

Seventh Form:Black Dragon A Form that allows user to summon a red-eyed black dragon companion

Eighth Form:Slicing Symphony A Form that allows the user to play their latan like a shamisen, the last note being the actualy strike that at all full force sends a barrage of black blurs equivalent to a thousand unstoppable katana flying towards the opponent in a circular motion

Ninth Form:Etheral blades A Form that allows user to to duplicate their katana temporarily to deliver a devastating blow that consists of sending an unstoppable ball of slashing black blurs towards the opponent