Raven, also known as Schwann Oltorain, is a pivotal character in the anime series 'Tales of Vesperia'. Initially introduced as a laid-back and enigmatic ally, he serves both as comic relief and a skilled combatant. His seemingly carefree demeanor masks a complex past and deep connections to key events in the story. As the series progresses, Raven's true identity and motivations are revealed, showcasing his loyalty and inner turmoil. His character plays a crucial role in the development of the main storyline, providing both support and tension to the protagonist's journey.