<p><br /> A man dressed as a Spartan warrior has used a Jetpack to fly through central London.<br /> </p><p><br /> The scene was set up to promote the launch of a new video game.<br /> </p><p><br /> Onlookers joined a crowd of snappers in Trafalgar Square as the man lifted off into the sky before landing beside two others in costumes.<br /> </p><p><br /> The stunt, organised by XBOX 360 to promote their Halo Reach game, lasted less than a minute.<br /> </p>
