Jujutsu Kaisen is a Japanese manda/anime series that follows the story of high school student Yuji Itadori, as he joins a secret organisation of Jujutsu Sorcerers in order to kill a powerful Curse named Ryomen Sukuna, of whom Yuji becomes the host.
This Pop! features Mahito, a cursed spirit allied with Pseudo-Geto. His group's ultimate goal is the eradication of humanity and ultimately replacing the population with cursed spirits. He comes complete with his new arms.