For a long time now, there's been a theory that the prophesied "three-headed dragon" -- which Daenerys learned about in the House of the Undying -- will consist of her, Jon Snow, and Tyrion Lannister.

This three-headed dragon theme is reflected in the series over and over again throughout the series: Daenerys originally has three dragons before the Night King kills one in season seven ...

The snake of the mountains, a three-headed Slavic dragon, is an extremely popular character with dozens of myths and legends surrounding him. There are cartoons about him. There are even several ...

During Daenerys's time in the House of the Undying, she has a vision of her brother, Rhaegar, stating that "the dragon has three heads." This three-headed dragon theme is reflected in the series ...

In Godzilla: King of the Monsters, Ghidorah is an extraterrestrial three-headed dragon. It arrived on Earth in ancient times before being frozen solid only to wake up in the present, but that wasn ...

Everything changed with episode six. A big one that we were reminded of in episode six, “Beyond the Wall”, was the three-headed dragon prophecy. Most fans have taken this to mean that there must be ...