Dany's HOTU vision. This is Drogon having been infected by Garin's Curse, greyscale. Euron will be the cause but I'm not going to address the why and how of it here. This topic is purely about Stone Drogon, that the great stone beast in the vision is Drogon, the black dragon, not another dragon and not a random new beast. As once people get Stone Drogon the rest becomes much clearer. Ironborn and foul black weapons, foreshadowing in TWOIAF. Foul as the stone beast will be corrupted w