Image in the style of dark fantasy, dressed in black and silver armor with runes

image in the style of dark fantasy, dressed in black and silver armor with runes, sitting on a black war horse, his face is hidden under a helmet, in the background rises an ancient, gloomy castle, illuminated by the starry sky and the dim light of the moon, the landscape is surrounded by a light fog, which gives the scene mystery, the atmosphere of the image should convey power, wisdom and mystery Translated with DeepL.com (free version)