Nuno Viegas (Metis) Shirt Mask VII. Signed, Numbered Limited Edition xx/75. Nuno Viegas, also known as Metis , is a Portuguese artist born in Faro (1985) and raised in Quarteira. Founder of the art collective Policromia Crew, he started his artistic journey with graffiti in 1999. After completing his studies in Visual Arts at the…