Yeah. But once again Cersei played herself in the long run.
Notice how trial by combat was outlawed after the mountain tore a sparrows head off? She played her hand too soon and the high sparrow shut that shyt down. Meanwhile Margery playing chess, waiting for her moment.
If Cersei played it smart they would have never seen trial by combat coming. Instead she showing off the mountain like a damn trophy just to maintain the illusion of power. They knew exactly how to put her in check.
Jaqen knew she was going to win from the start.So did Arya do the rope a dope on the waif and jaqen? She just all of a sudden can kill the Waif and sneak into the room of faces without Jaqen knowing?
Except for if jon is part targ, his claim would superceed dany's. The first son of the first son >>> a daughter per westerosi rules