Now that Nidhogg is at full power and ready to exact his vengeance, will Hresvelgr's brood and the Eorzean Alliance rally to Ishgard's defense given recent events? And will Tiamat be convinced to break free of Allagan purgatory?

There's no guarantee he'd be satisfied with just destroying Ishgard; he may end up trying to finish what Bahamut started five years ago given how superOMGpissed he is.