Thunderclap Style was really just Chidori Current, only under a different name. The main reason Kakashi had not developed it in the original work was that he had graduated too early, which had cut down his training time.
On top of that, he had later acquired a Sharingan, which caused an excessive drain on his Chakra. He also had to learn to control it, splitting too much of his focus, and that was why his Chidori had basically stagnated all along.
But things were different now. Kakashi had enough time to train, and after Sakumo passed away, he obtained sufficient training materials from Shiro. Because of that, Kakashi had long since begun further developing Chidori.
Thunderclap Style was the result. What Kakashi was using now was a method within Thunderclap Style that used Lightning Release Chakra to stimulate his cells, strengthening his physical power and speed. At present, aside from placing a fairly heavy burden on the body, this move temporarily had no drawbacks.
So the instant lightning wrapped around him, Kakashi shot out, using his surging speed to dodge Yao's attack, then struck Yao with his greatly enhanced strength!
Although his short sword was blocked by Yao's kunai, Kakashi still sent him flying hard, smashing through several trees along the way!
Bang!
"Cough, cough!"
On this side, Yao had just gotten up and coughed lightly to steady himself when his pupils abruptly shrank. He leapt away in an instant, avoiding the incoming streak of lightning!
Genius ninja Kakashi, huh? He really is impressive. As he dodged Kakashi's attacks, Yao quietly considered his strategy.
There was no helping it. Right now, he could not use the Sharingan. During this period, his tactical decisions would be left to instinct, so even though he knew he would win if he activated the