Yeah I personally hold to an old earth interpretation, but I know that in the end the point of Genesis is not to tell us how long, but who created and why he created.
So here's a good one:
Let's name all the wacky things Nightblood would turn himself into! (Assuming he can)
I think he's choose a fish. No particular reason.
Whelp I'm Jewish then. Mazel tov to me!
Nickname? Bearded One maybe. Although He Who Must Not Be Shaved has a good ring to it. I guess nothing short based on my forum name. I could tell you my actual old nickname but that would lead to all kinds of weird questions I think.