The Rocket Launcher in BioShock Infinite features a robust, Art Deco-inspired design with steampunk elements, including brass fittings, exposed gears, and intricate engravings. Its main body is elongated and cylindrical, with a wide barrel and a compact, ergonomic grip, adorned with decorative patterns and metallic finishes. The weapon exhibits a mix of polished and weathered textures, suggesting both its high-tech functionality and rugged use in combat.