Polish & Optimize Multiplayer Horror

The core gameplay of my Unreal Engine 5 multiplayer horror title is solid, yet the experience still feels sparse and unrefined once players step indoors. I need a polish-and-optimization pass focused on... (Budget: $750 - $1500 USD, Jobs: 3D Animation, 3D Game Art, 3D Modelling, 3D Rendering, 3D Visualization, Game Development, Unreal Engine)