How Sukuna Mastered the Ten Shadows Technique in Jujutsu Kaisen

The Ten Shadows Technique is a powerful jujutsu technique that allows the user to summon and control ten different shikigami. It is a very rare technique, and only a few people in the Jujutsu Kaisen world have been able to master it. One of those people is Sukuna, the King of Curses.