"The principle behind this move is actually quite simple, but learning it is extremely difficult."
"A powerful physique is the foundation!"
"Stamp your feet against the ground dozens of times in rapid succession, and the explosive force will make you vanish from where you stand in an instant."
Only after appearing elsewhere did River explain.
"Now, Guy, give it a try."
Guy felt a little nervous. The principle sounded simple, but actually doing it was incredibly difficult.
The repeated, rapid stamps against the ground had to take place within just 0.2 to 0.3 seconds.
That required the strength and speed of his body and legs to reach an unimaginable peak in an instant.
That alone was beyond any normal person. Only someone superhuman could do it.
"C-can I really do this?"
Guy began to doubt himself.
"Try it!"
River smiled.
Guy nodded, then took a deep breath.
He first closed his eyes, recalling what his master had just done. Then he opened them and began moving his feet.
Whoom!
A ripple instantly spread across the ground. The next moment, Guy vanished with a swish.
"Did he do it?"
Kabuto stared wide-eyed at the sight.
A human could actually vanish through Taijutsu alone. That speed was even greater than the Body Flicker Technique.
But soon, a thud came from nearby. Guy had fallen flat on his face, his entire body sprawled on the ground and covered in dirt.
"Ptoo! Ptoo! Ptoo!"
Guy kept spitting dust out of his mouth before climbing to his feet, but his face was filled with excitement.
"I can do it! I really can, Master!"
River nodded and smiled. "Your physique already meets the requirements. Of course you can do it if you put your mind to it."
"Still, this is your first attempt, and there are