This Course has two main goals. Firstly, to provide students with the theoretical knowledge that enables an understanding of transmediality, both as a strategy for entertainment content production and as a communication strategy. Secondly, to prepare students for designing and developing transmedia storytelling strategic plans. At the end of the Curricular Unit, students are expected to fully understand the phenomenon of transmediality and the different strategies and media that may be applied in the expansion of a narrative universe from the theoretical and applied points of view.