Only three dragons had names: Drogon, Rhaegal, and Viserion. Dragons hatched from Khal Drogo's funeral pyre. Drogon was Daenerys' favorite black dragon, burned Iron Throne after her death. Rhaegal was green dragon named after Daenerys' brother, killed by Euron Greyjoy. Viserion was yellow dragon named after Daenerys' brother, killed by Night King
Targaryens ruled Westeros for nearly 300 years before Game of Thrones. Family married relatives to maintain pure bloodline according to Martin's books. Civil war "The Dance of the Dragons" occurred during their rule. King Aerys II went mad, leading to Robert Baratheon's rise to power
Tyland is the younger twin brother of Lord Jason Lannister. Serves as Master of Ships for King Viserys I. Successfully succeeded Corlys Velaryon after his departure
Milly Alcock portrays young Princess Rhaenyra, who becomes heir after breaking tradition. Emma D'Arcy plays adult Rhaenyra, a nonbinary princess. Paddy Considine portrays King Viserys I, who rules during Targaryen power's height. Matt Smith plays Prince Daemon, Viserys' hostile brother. Sian Brooke portrays Queen Aemma, Viserys' wife and Rhaenyra's mother
Vhagar is the largest dragon, currently ridden by Prince Aemond Targaryen. Vermithor, known as "The Bronze Fury," is the Blacks' largest dragon. Silverwing was once owned by Queen Alysanne Targaryen. Dreamfyre is believed to be the mother of Daenerys' three dragons. Caraxes serves as Daemon Targaryen's battle mount
Daenys the Dreamer convinced Targaryens to leave Valyria before its destruction. Aegon I united Westeros and founded Targaryen dynasty. King Jaehaerys I had peaceful reign with 14 children. Alyssa Targaryen died at age 24, leaving Viserys and Daemon