portrait poster design — Sans-Serif · Centered · Symmetrical

A cinematic movie poster of a muscular adult man in golden scale-patterned armor gripping a tall golden trident, set against a towering curtain of glowing pale-blue water. Behind him, a vast waterfall of churning water fills the frame from edge to edge, its brightest glow concentrated in the center behind his torso. In the upper-left quadrant, the trident's three sharp golden tines rise toward the top edge, catching glints of light against the darker navy water. On the left side of the frame, the water darkens to deep navy, dense with falling streaks and mist. On the right side of the frame, brighter turquoise cascades fall beside his raised arm, flecked with foam. At the center of the frame stands the adult man in a wide, grounded stance, his body facing forward and his chin slightly lowered in a stern downward gaze. His broad chest and shoulders fill the middle of the frame, dwarfing the rock beneath him. He has long, dark, wet wavy hair past his shoulders and a full dark beard, with water droplets clinging to his skin. His torso is encased in a gleaming golden cuirass with a fine scale pattern, its highlights shifting between warm amber and bright gold. On his lower body he wears dark green scaled leggings with an iridescent sheen, cinched by a broad golden belt with an angular buckle. Green armored gauntlets with fin-like ridges cover both of his forearms. In his right hand he grips the long golden shaft of the trident, while his left hand hangs at his side, clenched into a fist. Across the lower third, a dark jagged rocky ledge spans the width of the frame, slick with spray and foam where the water crashes around his boots. The trident's lower shaft disappears into the foam at the base of the ledge. A bright burst of light flares between his legs where the falling water strikes the rock. Small silvery spray particles drift across the lower half like dust. Near the bottom center, widely spaced thin white uppercase letters spell out a "TITLE" in a clean sans-serif face. Behind and above the title glows a translucent icy-blue angular emblem with sharp facets, catching white highlights. The lighting is cool and volumetric, with a strong backlight bursting through the waterfall behind the figure, cool rim light tracing his shoulders, hair, and the trident's tines, while warm specular highlights dance across the wet golden armor and deep soft shadows pool in the rocky foreground and the armor's recesses. Overall, the rigidly symmetrical centered composition, the luminous aqua-blue and gold palette, the hyper-realistic digital fantasy-adventure poster style, and a majestic, commanding mood combine into a single heroic tableau of oceanic power.