Design by Rubén Zerrizuela and Federico Novoa. Ilustrations and covers by Julia Masvernat, Juan Calcarami, Agustín Inchausti,  Silvina Sícoli, Analía Canal Feijo, Jorge Gumier Maier, Nicolás Domínguez Nacif, Nahuel Vecino, Ernesto Arellano and Alfredo Londaibere, among others.