[quote=@Ezekiel]
My only potential thought on this is I'd find it unlikely someone would name their Valyrian bastard Rhaegal at this point in time. Seems like a poorly obscured 'dig' at the Targaryens. Not necessarily something I'd not bend on, just a thought.
[/quote]

How so? [url=https://awoiaf.westeros.org/index.php/Rhaegel_Targaryen]Rhaegel[/url], the mad and sickly prince, isn't born yet. Nor is the dragon [url=https://awoiaf.westeros.org/index.php/Rhaegal]Rhaegal[/url].