old school fantasy landscape artwork, ((by Frank Frazetta)), ((demonic forge-fortress)) with (blocky design:1.2), (demonic fantasy factory surrounded by fortified stone walls of red stone), (smoke), (oppressive atmosphere), (((sky is completely covered in dark clouds))), red stone, ((volcanic wasteland)), (active volcanos in the background), (demon realm), dark fantasy, grimdark, eerie, best quality, detailed oil painting, highly detailed, intricate details,