rock cave assets 3d model

stylized low-poly / mid-poly 3D game asset, dark graphite-blue stone, soft bevels, premium Unity URP game art, readable silhouette from a high-angle top-down camera, isolated objects, neutral dark-gray studio background, no text, no UI, no logo, no watermark, no characters unless requested Create exactly four separate modular cave assets for a stylized underground mining game: one low overhanging rock ledge, one wide overhanging rock ledge, one tall vertical cliff pillar, one cave-wall module with a rectangular industrial passage opening. Faceted dark graphite-blue stone, organic broken edges, game-ready low-poly / mid-poly geometry, soft bevels. Show all objects separately, no overlap, no floor, no lights, no props, no text, no UI.