He finished his bachelor's degree in design at the Universidad Católica de Chile, obtained a grant from the DAAD in 2007 and left for Berlin for a one-year programme at the UdK in 2009.In many projects León and Cociña work together with the filmmaker Nilles Atallah (California, 1978), sharing roles in the production and post-production of their film-animations.By combining drawing, sculpture and stop-motion techniques they have created a corpus of art pieces that contribute with their own language to cinematic expression and thinking.The three films combine the naivety and playfulness of papier-mâché, manufactured costumes and stop-motion with the reality of the human body with its low malleability.The videos pull the viewer along into a current of strong associative images, successive scenes from a mythic narrative that never really takes on its definitive shape.[6] They directed the music video for the song "Thin Thing" by Radiohead side-project The Smile off of their debut album "A Light for Attracting Attention" (2022).