Evangelion Unit-01, often referred to as EVA-01, is a central character in the anime series 'Evangelion Shin Gekijouban.' It is one of the giant mechs piloted by a select group of teenagers to combat the mysterious extraterrestrial beings known as Angels. EVA-01 is piloted by the series’ protagonist, Shinji Ikari. Known for its iconic purple and green color scheme, EVA-01 is unique among the Evangelions for its mysterious origins, often displaying a will of its own and playing a crucial role in the unfolding of the series' complex narrative.