New Game of Thrones Prequel Series in Development — Aegon the Conqueror | HBO Max

HBO is expanding the world of Game of Thrones once again.

After the global success of House of the Dragon, HBO has officially confirmed that a new prequel series centered around Aegon the Conqueror is in active development for HBO Max, bringing one of Westeros’ most legendary figures to the screen for the first time.

Who Was Aegon the Conqueror?

For longtime fans of George R. R. Martin’s universe, Aegon I Targaryen, known as Aegon the Conqueror, is the man who forged the Seven Kingdoms into one realm.

  • Founder of the Iron Throne
  • Rider of the dragon Balerion the Black Dread
  • Architect of Targaryen rule in Westeros
  • The beginning of the Targaryen dynasty’s rise to absolute power

Until now, Aegon’s story has lived mostly in lore, books, and brief references across Game of Thrones and House of the Dragon.

This new series aims to change that.

What the New Series Will Focus On

According to early details, the upcoming prequel will explore:

  • Aegon’s arrival in Westeros from Dragonstone
  • The brutal Conquest of the Seven Kingdoms
  • The role of his sisters and wives, Visenya and Rhaenys Targaryen
  • The early formation of the Iron Throne
  • The political and military resistance Aegon faced from Westerosi houses

Unlike previous series, this story is expected to lean heavily into war, strategy, and the terrifying power of dragons at their peak.Why HBO Is Betting Big on Aegon’s Story

HBO’s renewed confidence in the Game of Thrones universe comes after House of the Dragon proved that audiences still crave:

  • Deep political drama
  • Complex characters
  • Large-scale dragon warfare
  • High-production fantasy storytelling

Aegon’s conquest is considered one of the most cinematic chapters in Westeros history — making it a natural next step for the franchise.

Industry insiders suggest HBO wants this series to feel darker, more mythic, and more brutal than its predecessors.

How This Series Connects to House of the Dragon

While House of the Dragon focuses on the Dance of the Dragons, this new prequel goes further back — to the very foundation of Targaryen power.

Think of it as:

The origin story of the Iron Throne itself.

Fans can expect familiar themes:

  • Power vs. fear
  • Dragons as weapons
  • The cost of conquest
  • The illusion of unity under a crown

Release Timeline: What We Know So Far

At this stage:

  • The series is in development
  • Casting details have not yet been revealed
  • No official release date has been announced

Given HBO’s production scale, the show is expected to arrive after future seasons of House of the Dragon.

More announcements are likely in the coming months.

Why Fans Are Already Excited

The announcement has sparked massive discussion online, with fans eager to finally see:

  • Balerion the Black Dread in full glory
  • The fall of legendary houses
  • The true cost of uniting Westeros by fire and blood

For many, Aegon’s conquest represents the most powerful untold story in the Game of Thrones timeline.

Final Thoughts

With the Aegon the Conqueror prequel, HBO appears committed to turning Westeros into a long-term cinematic universe.

If executed with the same care and scale as House of the Dragon, this series could redefine how epic fantasy is told on television — once again reminding audiences why Game of Thrones became a global phenomenon.

Fire and Blood is far from over.