An ethereal knight, ribcage translucent through tattered dark fabric, wearing blackened plate armor with ornate skull-shaped shoulder pauldrons and a small crown of thorns on its skull, holding a massive two-handed claymore with a glowing teal blade planted into the ground, three-quarter view from slightly below, surrounded by stylized magenta and lime green flowering vines and thorny branches against a soft, pale pink backdrop, dramatic rim lighting highlighting the bone structure and armor details, intricate details on the armor and claymore, dark fantasy art