"A god? Heavens, no... wait, what is wrong with the way I look?" Hythlodaeus pouts, though he doesn't seem terribly offended.

"No, not at all. What is lost is likely lost for good, and that ship had sailed long before I ever arrived here besides."

He's had some time in the lifestream to accept that his world is gone. Watching it swallowed by that all-seeing darkness was unpleasant, but if you've seen a world end once, well, it isn't any more special the second time around.