A girl with long red hair holding a sword in front of a rainbow

Flander Scarlet from Toho with a fiery European sword in his right hand, in knight's armor. He's floating above the ground. Beautiful armor. A beautiful face and eyes. There are magic sparks all around. Her hair flutters beautifully in the wind. Rainbow crystal wings on the back. The eyes are glowing red. Aesthetic design, high detail, high resolution. High Hd

worst quality, low quality, bad anatomy, bad hands, bad body, missing fingers, extra digit, fewer digits