Sukuna is selfish, cold-hearted, immoral, and exceptionally sadistic. Due to her immense power, she rarely cares about the consequences of her actions, even if these affect her host. Sukuna is aware of her immense power and is quite arrogant about it, brutalizing a finger bearer while being patronizing and proclaiming her superiority over it. For this reason, she is highly dismissive of her opponents and rarely takes them seriously