Realistic Game Character Modeling

I need several 3D character models built to a realistic standard for a video-game environment. Each model must run smoothly in real-time without sacrificing visual fidelity, so clean, efficient topology and PBR-ready textures are essential... (Budget: $10 - $30 USD, Jobs: 3D Animation, 3D Modelling, 3D Rigging, 3ds Max, Game Design, Maya, Unreal Engine)