Geto is a powerful sorcerer in the manga series Jujutsu Kaisen. He is known for his twisted ideology that the weak should be culled and the strongest should take control. He is also a master of cursed spirits, and has perfected the technique of extracting the cursed corpse of one creature and transplanting it into another being. As a result, he can create powerful and dangerous cursed spirit hybrids, and has unleashed these upon the world, causing untold destruction.