Net King: The Quincy of Rikkai Dai

Description

Accidentally traveled to the world of the comic version of Prince of Tennis, triggering changes in the world line.
Wang Zhe Li Hai Da completed an unprecedented three consecutive national championships.
Tezuka Kunimitsu did not waste three years of his tennis career due to injury.
Echizen Ryoma was completely blackened, and he firmly believed that he would stay in the American team and wait for an opportunity to revenge the Byodoin Phoenix.
……
The person who caused this butterfly effect was a Quincy who escaped the large-scale [Holy] sanctions when Yhwach woke up and fled here.