The Targaryens in House of the Dragon will have a major difference from those in Game of Thrones in regards to their reputations as dragonriders. House Targaryen’s family history in Westeros is closely associated with their relationship with dragons, where the creatures were the primary reason why they conquered the realm in the first place. The Targaryens may have brought the dragons with them to Westeros after the Doom of Valyria, but they aren’t the only great house with a proven ability to bond with them.
While dragons were a considerable wonder during Game of Thrones’ timeline, this won’t be the case in House of the Dragon. The HBO prequel series will see at least 17 dragons of various sizes and strengths during the Targaryen civil war, though will also see almost all perish by the time the fighting is done. Whereas Game of Thrones only featured three dragons as the miraculous “children” of Daenerys, the Targaryens’ powerful relationship with dragons will be seen in full force during House of the Dragon, though the creatures’ strength will be used against one another in the Dance of the Dragons.
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Although dragons were still almost exclusively associated with House Targaryen, one major difference between the family in House of the Dragon and Game of Thrones is that they’re not the only dragonriders in the prequel. In Game of Thrones, being able to ride a dragon was seen as a massive indicator of being a true Targaryen, but this wasn’t entirely accurate in House of the Dragon’s timeline. Alongside the Targaryens, House Velaryon will spawn some notable dragonriders. While many of the Velaryon dragonriders did have one Targaryen parent, such as
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