Warning! Contains spoilers for Jujutsu Kaisen Chapter 205!Although she has been shrouded in mystery since her introduction, just revealed the abilities of the series' last incredibly strong sorcerer, and it makes the manga's current fight all the more exciting. The manga's highest class of sorcerers are known as Special Grade, and each is strong enough to overthrow a nation single-handedly. But while most of the series' Special Grade sorcerers like Satoru Gojo and Yuta Okkotsu have been featured in fights showing off their powers, the last member of this elite group has kept her powers hidden until now.
Yuki Tsukumo was the friend of Gojo and Geto when they were students at Jujutsu High. Her experience as a Star Plasma vessel, one of the , the ancient sorcerer at the center of the Jujutsu world, soured her opinion of Jujutsu society, and thus just like Gojo and Geto she is also largely anti-establishment. In fact, she was the one who inspired Geto's plan to eradicate curses by exterminating non-sorcerers. While she did train fan favorite character Aoi Todo, she was largely absent from the manga until after the Shibuya Incident, the gravity of which forced her to help fight the evil mastermind Kenjaku.
In Chapter 205 of from Choso, who was overwhelmed by his powerful cursed spirits. The ancient sorcerer brings out one of his most powerful spirits in the hope of overwhelming Yuki, but she balls up her cursed tool and kicks it through the spirit destroying it. She is able to do this by using her cursed technique to impart it with virtual mass. This ability also lets her grant her own body virtual mass enabling her to deliver an incredibly powerful punch against Kenjaku, knocking him across the room.
While this may not seem very impressive at first, the simplicity of the technique makes it incredibly versatile. It seems that enables her to ignore the effects that her increased mass would have on herself while also using it to affect anything outside herself. This can enable her to power up her physical attacks to an absurd degree. In addition, she can use her cursed tool Garuda to attack from a distance, making her unable to be easily avoided.
Yuki's abilities show the strength of 's cursed technique power system. It is simultaneously simple and complex enough to enable series author Gege Akutami to create powers as straightforward as Yuki's and as convoluted as . Yuki's technique could have easily disappointed fans after being a mystery for so long, but by being one of 's most versatile it just makes the prospect of seeing her fighting even more exciting.