HBO has unveiled a teaser for its upcoming Game of Thrones spinoff, A Knight of the Seven Kingdoms, based on George R.R. Martin's Tales of Dunk and Egg novellas, set to premiere in 2025. The series follows the adventures of Ser Duncan the Tall, played by Peter Claffey, and his diminutive squire, Aegon V Targaryen, known as Egg, portrayed by Dexter Sol Ansell, set 90 years before the original series. The teaser hints at a lighter tone compared to other Game of Thrones media, promising a blend of humor, adventure, and the familiar themes of honor and loyalty amidst political intrigue. The story begins with Dunk competing in a tournament after adopting the identity of a deceased knight, showcasing a journey filled with mishaps and growth. This prequel aims to explore the rich history of Westeros during a time when Targaryens still held the Iron Throne, offering fans a fresh perspective on the lore of the Seven Kingdoms. The cast includes notable characters such as Aerion and Baelor Targaryen, adding depth to the narrative.