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Oscar González Loyo (11 April 1959 in Mexico City - 7 February 2021) was a comic book artist, author of Karmatron y Los Transformables.
Oscar González Loyo did his first semi-professional comic art page in 1973, in the Mexican comic Las Aventuras de Capulina, when he was only 14 years old. He cited Walt Disney, Tezuka Osamu and Will Eisner as important influences in his art style.
Over the years he worked on titles like Las Aventuras de Cepillín, Las Aventuras de Parchís, Katy la Oruga, El Monje Loco, The Flintstones, Karmatrón y Los Transformables, The New Speed Racer color book, Tiny Toons, Looney Tunes, The Simpsons Comics and Bart Simpson Comics.
González Loyo also worked on the covers of the Astroboy, Kimba and Gigantor's American VHS and Laser Disc editions in the late eighties and early nineties. In 2000, he earned the Eisner Award at Comic-Con International for his work on Bart Simpson's Treehouse of Horror, along with Jill Thompson, Steve Steere Jr., Scott Shaw, Sergio Aragonés, and Doug TenNapel.