Oh, he knows; with their rocky history together, they know better than to metaphorically draw steel upon each other. It would be ultimately pointless to repeat their clash; it won't change the results in Etheirys. So he doesn't know what is spurring Emet-Selch's sudden breaking of their unspoken armistice, but the die has been cast. He can't hesitate when fighting someone so powerful.

Expression flattening, Rhea'li presses his advantage. "You couldn't do it before."

He could never keep a fully-realised Titan for long, but the construct had already done its job so Rhea'li has no problem with dissipating its energy and reforming it into Demi-Bahamut's mighty shape.

With a roar, Demi-Bahamut blasts Emet-Selch's location with its characteristic energy beam.