The God of High School

is a Korean Webtoon series created by the Korean artist Park Yong-Je.

God of High School has been running weekly on Naver since 2011.

Plot
While an island half-disappearing from the face of the earth, a mysterious organization is sending out invitations for a tournament to every skilled fighter in the world. If you win you can have ANYTHING you want. They're recruiting only the best to fight the best and claim the title of The God of High School!

Official

 * Naver (Korean)
 * LINE Webtoon (English translation)

Other Sources

 * God of High School (TV Tropes)