Quote Originally Posted by WhiteArchmage View Post
The rest of the Scions... I wouldn't bet on it...
Of the Scions, only Krile and Minfillia had the echo. Thancred, Y'shtola, Urianger, G'raha Tia, and the Twins have seen meteors falling from the sky at least two or three times (1.0 intro cutscene, fall of Dalamud at the end of 1.0, Elidibus' starshower in the Crystarium) but never awoke an echo, so they can't be reincarnations of Ancients.