The Monte Carlo is an exotic auto rifle with a sleek, futuristic design, featuring a predominantly metallic body with a polished finish. Its form is angular and symmetrical, with a distinctive bayonet attachment at the muzzle, giving it a unique combat-ready appearance. The weapon's surface is adorned with intricate engravings and a vibrant, glowing energy core that pulses with a soft blue light, hinting at its exotic nature and power.