Rasetsumaru is a fictional character from the Samurai Spirits (Samurai Shodown) series. He is a violent, demonic swordsman associated with chaos and slaughter, often depicted as a dark counterpart or corrupted presence within the franchise’s world. In the games, he serves as a dangerous antagonist whose role is to threaten the heroes and intensify the series’ supernatural martial-arts conflict. His character is known for his ruthless personality, intimidating appearance, and connection to the series’ darker themes.