But now he's made things harder for Yuji and the others to escape as a new rule has been added to only end the Culling Game when all players other than "Suguru Geto" and "Megumi Fushiguro" are killed.

Source: https://comicbook.com/anime/news/jujutsu-kaisen-culling-game-end-how-explained/

Suguru Geto in Jujutsu Kaisen possesses the innate technique of Cursed Spirit Manipulation, allowing him to capture and control curses, making him a formidable opponent.

Source: https://gamerant.com/jujutsu-kaisen-getos-cursed-spirit-manipulation-explained/

There will also be Cursed Technique Reversal Azure, Crimson, Imaginary Technique Indigo, and Suguru Geto's Cursed Spirit Orb-Inspired Sweets Set, which represents the cursed spirit orbs that Geto absorbs.

Source: https://newsonjapan.com/html/newsdesk/article/139724.php

While Suguru Geto might be one of the biggest antagonists to spring from the mind of creator Gege Akutami, Sukuna might overshadow him when it comes to the strength department.

Source: https://comicbook.com/anime/news/jujutsu-kaisen-cosplay-sukuna-domain-best-anime-girls/