Horror-themed , Generate an image of Excalibur, its blade stuck in a massive rock. The surroundings are steeped in a mystical darkness, punctuated by faint, glowing runes surrounding the rock. A radiant glow of light falls on the sword resting in its stone prison, revealing its gleaming, ornate blade,  Hyperrealistic art by Luis Royo,
(darkness:3.5),
color palette black white brown,
<lora:add-detail-xl:1.8> . Eerie, unsettling, dark, spooky, suspenseful, grim, highly detailed, darkness, midnight, Extremely high-resolution details, fine texture