In fact, the case can be made that without her, House Targaryen would have died alongside the rest of Old Valyria during the Doom. This refers to Daenys the Dreamer. Twelve years before the Doom ...

This vision instills a sense of higher purpose and is the clearest depiction of Greensight, a superpower that runs through the Targaryen line and initially changed the family's fate. Daenys ...