underwater, a surreal scene unfolds as armored riders on hippopotamuses move through the depths, the riders wear elaborate diving suits with brass helmets and goggles, their faces obscured by vintage-style diving apparatus, each rider holds a long spear or lance, some adorned with glowing lanterns that cast a soft, golden light in the murky blue water, bubbles rise around them, creating a sense of movement and life beneath the surface, the hippos, equipped with harnesses and bridles, swim calmly, their massive heads dominating the foreground, their skin glistens with moisture, and tiny bubbles cling to their features, in the background, more figures follow in formation, forming a procession that stretches into the dim distance, the environment is mysterious, with faint aquatic plants swaying gently in the current, the atmosphere blends elements of fantasy and steampunk, evoking a world where land and sea merge under an otherworldly rule,jjourne_y