The design of the transformers is arising from the maps of different Hutong areas. Each of them has been equipped with special weapons to defend itself from the aggressive advance of the metropolis bulldozers army. Each big city is nowadays desperately looking for some own special item to compete on the global stage. In such planetary competition city politicians turn to use advertisement marketing to bind their city name together with a slogan, a particular life-style, or a new cool iconic image. Transforming city maps into cartoons is a playful provocation to reply to this frequent and embarrassing marketing attitude.