steampunk rune, Dishonored 2 game, ancient artifact, glowing symbols, sewer environment, damp stone walls, murky water, rats scurrying, industrial pipes, Victorian era, ambient occlusion, moss-covered bricks, diffused lighting, wide-angle lens, atmospheric perspective, close-up on rune, protagonist's hand reaching, leather gloves, distressed textures, eerie atmosphere, 3/4 view, cinematic lighting, high contrast shadows, interactive object, game asset, detailed engraving, mystical energy, environmental storytelling.