digital painting of a dark summoning ritual, invoking an evil sea creature from the depths

screenshot darkness art blue poster cartoon night light symmetry circle font animal wing space invertebrate digital painting dark summoning ritual invoking evil sea creature depths halloween created generative downtown event exploration explore fantasy fiction future futuristic game gaming horror monster mysterious painting science skyline skyscraper society army death eerie evil ghost magic mystic power queen shadow skeleton sci-fi moon halloween night bat vector dark scary spooky october black fear design art pumpkin celebration animal autumn