Batman in a black suit with a red light saber

A futuristic cyber warrior in an aggressive stance, prepared for battle. The character is in a low position, with legs extended and firmly planted, while holding a black katana with a red aura that emits an intense and fiery glow. The warrior wears black, sturdy armor., with angular and sharp details, and multiple metallic cables or tentacles extending from its back. The helmet is dark and completely covers the face., showing only three bright red heartbeat-shaped lines running horizontally across the visor, adding an intimidating and technological air. The background is minimalist, with a greyish tone, and small red sparks or particles floating in the air, complementing the dark and dynamic atmosphere of the scene. The style of the image is dark and dystopian, with a focus on contrasts of light and shadow, highlighting the red details against the predominant black and grey.