La comunicación transmedia ha logrado un importante crecimiento y relevancia en los últimos años y ha sido considerada por productores y organizaciones como una estrategia fundamental en el desarrollo de nuevos proyectos, para darlos a conocer a través de una diversidad de medios y plataformas. Al mismo tiempo, este proceso se ha visto influenciado por una cultura participativa conformada por los prosumidores, público activo que interactúa a través de redes sociales y que hace uso de diferentes plataformas y dispositivos. Por lo que, la presente tesis busca conocer cómo y qué aporta tal diversidad de medios en la construcción de los mundos transmediales a través de dos propuestas de análisis del ecosistema mediático del cómic Civil War con el estudio de cómics, películas, trailers, videojuegos, juguetes, merchandising, contenido generado por los usuarios, redes sociales, ...

Transmedia communication has achieved an important evolution and relevance in the last years, being considered by producers and organizations as a key strategy in the development of new projects, known through a diversity of media and platforms. At the same time, this process is influenced by a participative culture made up the prosumers. In this paper, we want to know how and what contribution brings the variety of media in the construction of transmedia worlds. Therefor it is planted as object of study the media ecosystem of Marvel´s Civil War; the comic began as a crossover and now it can be considered one of the transmedia storytelling more complete and complex cases in relation with the multiplicity of media involved. 

Transmedia communication has achieved an important evolution and relevance in the last years, being considered by producers and organizations as a key strategy in the development of new projects, known through a diversity of media and platforms. At the same time, this process is influenced by a participative culture made up the prosumers. In this paper, we want to know how and what contribution brings the variety of media in the construction of transmedia worlds. Therefor it is planted as object of study the media ecosystem of Marvel´s Civil War; the comic began as a crossover and now it can be considered one of the transmedia storytelling more complete and complex cases in relation with the multiplicity of media involved.