siege ballista tower 3d model

Dark fantasy siege ballista tower, tall elevated defensive watchtower built for tower defense gameplay, sturdy stone foundation with worn steps and reinforced corner supports, heavy wooden tower frame with iron braces, rivets, rope bindings and weathered planks, rotating turret platform on top designed to swivel freely, mounted authentic ballista weapon clearly recognizable as a true ballista, not a cannon, with two long bow arms, thick twisted tension ropes, visible drawn bowstring, central firing groove, large loaded spear bolt, mechanical winch and reloading crank details, grim medieval anti-monster war machine, broad readable silhouette from top-down view, compact but powerful proportions, suitable for raised battlefield terrain, stylized realistic game-ready 3D model, centered object, isolated on neutral background, no cannon barrel, no firearm design, no characters, no text, no watermark, no UI