Jujutsu Kaisen's evil genius trope had been filled out by Kenjaku ever since his very first appearance in the story. When fans saw him colluding with the Disaster Curses under the guise of a former classmate of Gojo, it was quite apparent that there is far more than what meets the eye when it comes to this character, and his immaculate scheming throughout the series always seemed to work out perfectly with what he wanted to achieve.