A majestic and terrifying portrait of a demon god, rendered in the style of a Baroque oil painting with influences of Michelangelo and William Blake. The demon god's form is imposing and awe-inspiring, its muscular body radiating infernal power. Its face is a mask of rage and malice, with glowing eyes that pierce the viewer's soul. Intricate details adorn its form, from the horns that crown its head to the claws that adorn its hands, all meticulously rendered with a sense of dark grandeur. The background is a swirling vortex of fire and shadow, hinting at the chaotic realm from which the demon god originates. The lighting is dramatic and theatrical, casting deep shadows and highlighting the demon god's terrifying features.