Marleyan refers to the inhabitants of the Marley nation in the popular manga and anime series Attack on Titan. This fictional society is known for its military strength and advanced technology, particularly in the use of Titan powers. The Marleyans are depicted as having a complex relationship with the Eldians, who are often marginalized and oppressed. In the story, Marley serves as a central location for political intrigue and conflict. The Marleyan government seeks to maintain control over the Eldians and their Titan abilities, leading to significant tensions and ethical dilemmas. This dynamic plays a crucial role in the overarching narrative of Attack on Titan.