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The project is based on the best-selling fantasy novel series by Rebecca Yaros, featuring Michael B. Jordan is among its executive producers, and it has been in development for more than two years.

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Prime Video takes another big step into the world of fantasy.
The Amazon-owned streaming device is lit green Fourth warda series based on the best-selling author Rebecca Yaros sky Romantic novels; The show takes its title from the first book in the collection. The project has been in development at Prime Video for approximately two and a half years. Amazon MGM Studios is producing alongside Michael B. Jordan’s Outlier Society banner.
Fourth wardfrom Entangled Publishing, hit shelves in 2023 and quickly became a bestseller, garnering positive reviews and a large fanbase that spread the word on TikTok’s BookTok section and other social media. The next two installments in the planned five-book series, Iron torch and Garnet Stormwas also an instant bestseller.
The story revolves around Violet Soringel, whose plans for a quiet life are turned upside down when her mother, a military general, orders her to join the brutal Basgiath War College and become one of several hundred candidates vying to become a dragon knight.
Amazon MGM acquired the rights to the book series in 2023 and began developing it with Outlier Society, which has an overall deal with the studio. Moira Wally Beckett (Breaking Bad, Ann With E) initially as showrunner but left the show last year. Lock and key Co-creator Meredith Averill took over as showrunner in September 2025.
Avril executive produces with Jordan and Elizabeth Raposo for Outlier Society; Yaros. Jonah Nolan, Lisa Joy and Athena Wickham of Kilter Films; And Liz Pelletier and Cheryl Clark of Entangled Publishing’s sister company Premeditated. Stefano Agosto, executive vice president of television at Outlier Society, is associate EP.
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