Sukuna is a rather cold and greedy person. she often tries to take possession of Yuji's body because she is a person who likes to keep control of the situation, without worrying about the consequences.she also has a sadistic personality and likes to see others suffer, specifically humans,and she never misses an opportunity to make her host suffer.She has a taste for combat and pure strength,not hesitating to assert that a hierarchy not based on power is of no use she is surprisingly intelligent