Gyutaro become arrogant and prideful in combat, developing the habit of underestimating his opponents and looking down on them as beneath him whenever he was angry, frustrated or jealous, as seen when he scratched himself hard enough to tear deep wounds into his own flesh He has also shown himself to be intensely sadistic He also appeared to possess a high pain tolerance, never once showing any signs of pain from his self-inflicted wounds. Gyutaro is from an anime called "demon slayer"