Which fuckin' god? The one that (if you believe in) sent the ten plagues? And the flood? And burned two major cities? And that's just in the book where he's supposedly the good guy?
On the one hand, sure I guess?
But see also, "Y, the Last Man" for why being literally the last man on earth isn't all it's cracked up to be, or Five from "The Umbrella Academy" for an object lesson in why being alone for decades in a post-apocalyptic hellscape isn't the best thing for your mental health.
Christians can't admit they're doing magic.