Custom Painted Portraits And Murals. Portraits ETC has been providing custom original art work to the Killeen and surroundings areas for 40 years. Are you looking for one of a kind custom art work and portraits? Our areas of expertise include: • Watercolor Portraits • Murals • Art Classes • Black and White Portraits For examples of our portraits and murals or to purchase artwork please visit our website. You can also give us a call to schedule a consultation.