alien sea leviathan 3d model

A massive, terrifying alien leviathan class creature swimming in the dark, deep ocean abyss, full body shot, inspired by Subnautica. The colossus has a segmented, armored carapace of deep charcoal and crimson, with a gaping jaw lined with rows of translucent, needle-sharp teeth. Giant, glowing bioluminescent tendrils flow from its head, casting a haunting green light across its massive form. In the background, a tiny, glowing futuristic submarine is dwarfed by its sheer scale, establishing a sense of immense size. High-contrast dramatic lighting, swirling underwater currents, hyper-detailed skin textures, a finished and polished cinematic masterpiece, ultra-realistic digital painting, 8k. Completely rendered, no concept sketches, no split screens.