Rhaenyra's second son with Prince Daemon would also later rule as King Viserys II Targaryen, as both sons of his brother Aegon III, Daeron I and Baelor I, later died without issue.
In a poetic end to the deadly war, Rhaenyra's son with Daemon became King Aegon III. He was also wed to his cousin, Aegon II's daughter Jaehaera. Their marriage reunited both sides of House Targaryen. But the new King was a sad man who never recovered from seeing his mother's horrible death.
After reigning for a decade, King Baelor I Targaryen dies after fasting for 41 days, but some rumors suggest his uncle and Hand Viserys Targaryen poisoned him. Nonetheless, Rhaenyra and Daemon's youngest son becomes King Viserys II Targaryen, with the crown passing through his line.
Not that Aemond (played first by Leo Ashton and then by Ewan Mitchell) is any less messed up. He's also my beloved, though, so there's that. Still, Aegon gets ultimately crowned as Aegon Second of His Name, King of the Andals and the Rhoynar and the First Men, Lord of the Seven Kingdoms, and Protector of the Realm.
Unfortunately, a sudden illness led to his death in 172 AC. Viserys was succeeded by his eldest son, Aegon IV Targaryen. Some historians suspect that Viserys's death was not natural and that Aegon IV had poisoned him.
Legacy. Since Daemon's body was never recovered from the Gods Eye, singers say that he lived to spend the rest of his days in secret with Nettles. Daemon never achieved his ambition to sit on the Iron Throne, though his sons Aegon III and Viserys II eventually did.
A war of succession began with the death of Aegon's grandfather, King Viserys I Targaryen, early in 129 AC. Though Aegon's mother, Rhaenyra Targaryen, had been named heir to the Iron Throne by Viserys, Aegon the Younger's half-uncle, Aegon the Elder, was crowned King Aegon II in King's Landing.
Fatally attacked, Arrax fell into the sea, with Luce meeting the same fate. Their bodies were only found three days later, serving as a feast for crabs and seabirds. It is the news of her son's death that determines the desire for revenge and extermination of the Hightowers for Rhaenyra.
According to both accounts, Aegon did not want to be king but was convinced by Criston, who stressed that should he refuse the crown, Rhaenyra would kill Aegon, his siblings, and his children. Ten days after Viserys' death, the prince insisted that he be made king.
Rhaenyra Targaryen, the rightful heir to the Iron Throne, briefly considered bending the knee to her half-brother King Aegon II in the Season 1 finale of House of the Dragon, thus sparing the citizens of Westeros years of dragon fire and bloodshed.
Jace is the oldest son of Rhaenyra and Laenor — or maybe of Rhaenyra and Ser Harwin Strong, depending on who you ask. Jace is currently the heir to the Iron Throne after his mother, and a strong kid despite only being somewhere around 7 years old.
Rhaenyra's eleven year-old son, Aegon the Younger, was crowned king, and married to Aegon II's daughter and only remaining child, Jaehaera Targaryen, uniting the claims.
In the end, Aegon fed his half sister to his dragon, and it is said that Sunfyre only reacted to Rhaenyra after her breast was pricked by Alfred's dagger, with the smell of her blood rousing the dragon.
Regardless of this, Rhaenyra's pregnancy was soon announced, and in the waning days of 114 AC she gave birth to their first child. Laenor wished to name the child Joffrey, but was overruled by his father, who named the boy Jacaerys. Rhaenyra gave birth to a second son a year later, who was named Lucerys.
In Fire & Blood, the book House of the Dragon is based on, Daemon and Rhaenyra go on to have two boys: Aegon and Viserys. Yup, another Aegon and another Viserys.
Aegon and Rhaenyra fought for the throne in the civil war the singers called the Dance of the Dragons. Aegon later died over Dragonstone in the final year of the war, cementing his half-sister's rule and ending the Dance.
Princess Rhaenyra rules as Queen Rhaenyra for about half a year on the Iron Throne. As many of her children are killed, she flees King's Landing after a riot known as the Storming of the Dragonpit, and is eventually caught. Her half-brother, Alicent's son Aegon II, feeds her to his dragon, Sunfyre.
Rhaenyra never regains power, and she is ultimately betrayed, turned over to Aegon, and killed by his dragon Sunfyre. Following her death, Aegon, now back on the throne, insists that all documents refer to her only as a princess, never as a queen.
Although Aegon did not want to be King, Alicent claimed that Rhaenyra may be willing to kill him and his younger brother to secure her place as Queen of the Seven Kingdoms. Aegon took Alicent's words to heart and began harboring a newfound dislike for his half-sister and her family.
Aegon III Targaryen (131 AC to 157 AC)
He succeeded his uncle, Aegon II Targaryen, at the conclusion of the Dance of the Dragons, which saw the victorious supporters of his late mother Rhaenyra Targaryen install him on the throne. When he was a child, his dragon was Stormcloud.
House of the Dragon's season finale shocked viewers with the horrific death of Queen Rhaenyra's second son Lucerys at the hands of his uncle, Aemond Targaryen, who accidentally caused Luke's death after losing control of his dragon, Vhagar.
According to the accounts of Septon Eustace, prior to her turning sixteen, Rhaenyra lost her virginity to her uncle, Prince Daemon, after he seduced her.
The moment happens in season 3, episode 4, “And Now His Watch Is Ended,” when Joffrey Lannister is chilling with Margaery Tyrell and giddily explains, “Rhaenyra Targaryen was murdered by her brother, or rather, his dragon. It ate her while her son watched. What's left of her is buried in the crypts right down there.”
With no one left to help her, Aegon II demanded his dragon Sunfyre to kill and then consume his older sister right in front of the eyes of her last remaining child and future king, Aegon The Younger.
Eventually, Rhaenyra is killed, as is Aegon II, meaning both major claimants to the Iron Throne are dead. As Aegon had no heirs, the Iron Throne fell to Aegon III, Rhaenyra's firstborn son with Daemon Targaryen.