Mário Fonseca (Oker) It is an artist who was born in Maia (Portugal), the same city where he took the first steps in the World of Graffiti in 1999. Currently, his work is reflected in different areas: Graffiti, Street Art, Illustration, Graphic Design and Photography . Versatility is something that defines OKER's jobs and projects, showing different aesthetic approaches to your pieces. Visually, ... ver mais