An original colossal vol...

An original colossal volcanic dragon boss, full body, four powerful legs, two enormous wings partially folded, a horned armored head, black obsidian scales divided by glowing magma cracks, layered basalt plates, sharp claws, and a heavy spiked tail. Symmetrical combat-ready stance, realistic fantasy proportions, high-detail hero asset, clean silhouette, rich PBR stone and scale materials, fully visible single creature, no environment, no base, no text, no logo.