29th October 2019, 06:06 PDT. Getty Images. George RR Martin is the author and creator of Game of Thrones. Cable channel HBO has given the go-ahead for a prequel series to the hit fantasy TV show The first full trailer for “House of the Dragon,” HBO’s prequel series to “Game of Thrones,” has finally arrived. Set 200 years before the events of the original series, “House of the Dragon” promises all the carnage, magic and political infighting “Game of Thrones” is known for. Variety reports that the project does not have a writer attached but according to their exclusive sources, making a TV adaption of Tales of Dunk and Egg is a "high priority" for HBO. 9 Voyages aka Sea Snake, Flea Bottom and 10,000 Ships. HBO are working on three new prequel ideas with the working titles: 9 Voyages aka Sea Snake, Flea Bottom and Steve Conrad (Patriot, Perpetual Grace, LTD) has been tapped as writer and executive producer on the Dunk & Egg prequel series to Game Of Thrones, which has been in the works at HBO, sources said. That series is from “Game of Thrones” author George R.R. Martin and “Colony” co-creator Ryan Condal and would be set 300 years before the events of the HBO fantasy series. House Targaryen HBO is going all in on the Game of Thrones universe with the upcoming release of prequel series House of the Dragon later this year, as well as multiple spin-offs put into early development. But A number of other Game of Thrones–related projects are in contention for full series orders, including a Sea Snake prequel show and the Kit Harington–led Jon Snow spin-off. A prequel about The HBO Max content CEO just confirmed to Variety in an interview published Feb. 22 that sometime in 2024 is "a good guess" for the Game of Thrones prequel's season two premiere. These projects follow another “Game of Thrones” prequel, “House of the Dragon,” which is already much further along, having cast Paddy Considine, Olivia Cooke, Emma D’Arcy, and Matt George R.R. Martin says there are now three Game of Thrones animated series in development. George R.R. Martin has provided an update on the next potential Game of Thrones TV shows, confirming W4ARr.