Vhagar is one of the most important dragons on "House of the Dragon." Old, dangerous and imposing, she is an instrumental force on the "Game of Thrones" prequel series, to the point that the ...

Aemond displays better control over Vhagar, but the possibility that the dragons could go rogue at any moment is always there. The Targaryen Civil War is mentioned sporadically in Game of Thrones ...