Aegon the Uncrowned’s Rebellion was a challenge to Maegor I’s rule that turned a clandestine attempt to claim two dragons into an armed bid for the Iron Throne. Led by Aegon and Rhaena, it gathered fifteen thousand followers, drew discreet help from within the king’s court and from the Lord of Casterly Rock, and ended in a confrontation south of the Gods Eye as Maegor arrived on Balerion. The account records the battle’s beginning, not its outcome: its final image is a conflict fought both by armies below and by dragons in the sky.

Causes and the Seizure of the Dragons

In the latter part of 43 AC, while Maegor remained away at Oldtown, his nephew seized the opportunity to act. Aegon the Uncrowned and Rhaena crossed the riverlands with only a handful of companions and entered King’s Landing hidden beneath sacks of corn. Their purpose was not to take the Iron Throne immediately: with so few followers, Aegon knew he could not hold it. They had come for Rhaena’s Dreamfyre, and so that Aegon might claim his father’s dragon, Quicksilver.

The pair had assistance from people in Maegor’s own court who had grown weary of the king’s cruelties. They entered the city in a mule-drawn wagon, but left on dragonback, flying side by side. The contrast marks the rebellion’s first turn: a small, concealed incursion became an open display of the power on which Aegon’s claim would depend. Rather than remain in the capital and risk being unable to defend it, Aegon and Rhaena returned to the westerlands to assemble an army.

Raising an Army and Gathering Support

The Lannisters of Casterly Rock were still reluctant to declare openly for Aegon, so his adherents assembled at Pinkmaiden Castle, the seat of House Piper. Lord Jon Piper had pledged his sword to the prince, though many believed that his sister Melony, Rhaena’s childhood friend, had persuaded him to join the cause. Melony took a conspicuous role herself: wearing man’s mail and carrying a spear, she led the Piper levies rather than leaving them to Lord Jon or his brothers.

At Pinkmaiden, Aegon appeared on Quicksilver to denounce Maegor as a tyrant and usurper and call upon honest men to rally to his banners. His supporters included westermen and riverlords: Lords Tarbeck, Roote, Vance, Charlton, Frey, Paege, Parren, Farman, and Westerling, as well as Lord Corbray of the Vale, the Bastard of Barrowton, and the fourth son of the Lord of Griffin’s Roost. The account depicts a substantial host, but distinguishes numbers from political weight: fifteen thousand men had joined Aegon, yet no great lords had rallied to his cause.

Support from Casterly Rock was deliberately indirect. Five hundred men came from Lannisport under Ser Tyler Hill, a bastard son of Lyman Lannister. By lending the young prince these men through Tyler, the Lord of Casterly Rock could aid Aegon without committing himself openly, preserving his position should Maegor prevail. At the same time, Queen Tyanna warned Maegor that Storm’s End, the Eyrie, Winterfell, and Casterly Rock were secretly communicating with Alyssa, the widowed queen of Maegor’s brother. These powers wanted proof that Aegon could win before declaring for the Prince of Dragonstone. For the rebellion, victory was therefore not only a military need but a test that might determine whether hesitant lords would commit themselves.

The March and the Encirclement

Maegor answered the gathering rebellion with forces drawn from several directions. Lord Harroway came from Harrenhal and Lord Tully from Riverrun. Ser Davos Darklyn of the Kingsguard marshalled five thousand swords in King’s Landing and marched west. From the Reach came Lord Peake, Lord Merryweather, and Lord Caswell with their levies. Each approaching army was smaller than Aegon’s host, but their convergence threatened to surround it.

Aegon was still seventeen, and his army included experienced commanders and powerful knights. Lord Corbray advised him to fight each opposing force separately, before they could unite. Aegon refused to divide his strength and instead continued toward King’s Landing. That choice brought him south of the Gods Eye, where Davos Darklyn’s men blocked the way from high ground behind a wall of spears. Scouts reported Merryweather and Caswell advancing from the south, while Tully and Harroway approached from the north. Aegon faced an immediate obstacle and the danger of being attacked on both flanks as the other loyalist forces closed in.

Maegor’s Arrival and the Battle’s Opening

Aegon ordered a charge against the Kingslanders, hoping to break through before the approaching armies could strike his flanks. He mounted Quicksilver and led the attack himself. Before he had flown far, shouts from below drew his attention to the southern sky: Balerion the Black Dread had appeared, and Maegor had come.

The arrival transformed the encounter. What had been an effort to break through a loyalist line became a battle in which the king and the rebel prince faced one another with dragons. The chronicle identifies this as the first time since the Doom of Valyria that dragon had contended with dragon in the sky, even as fighting began below. It leaves the confrontation unresolved at that moment, making the collision of Quicksilver and Balerion—not a reported victory or defeat—the rebellion’s recorded culmination.