User:Unlucky ladybug

Title: JJK family tree twist reveled!

Recently it has reveled in manga that sukuna is Jin Itadori twin brother making sukuna Yujis uncle

As revealed, Jin Itadori is the reincarnation of the soul of Sukuna's twin. Apparently, Sukuna consumed/absorbed his twin brother in the womb to avoid "hunger". Later, through some twisted way, Kenjaku played a hand in reincarnating the twin's soul into Jin.

Cited source: https://www.sportskeeda.com/anime/

Citied article:https://www.sportskeeda.com/anime/yuji-itadori-s-family-tree-following-jujutsu-kaisen-s-twin-reveal-explained