3D Model: A Futuristic Defense Tower With Sleek Metallic Surfaces And Modular Design, Reinforced With Digital Sandbag Barriers And Pulse-shield Generators. A Gunner In Tactical Exo-armor Is Stationed At The Top, Aiming A Glowing High-caliber Plasma Machine Gun. The Tower Glows Faintly With Neon Blue Lights. It's Nighttime, With Moody Lighting, Fog Creeping Through A Destroyed City In The Background, And Glowing Eyes Of Zombies In The Distance.