Mythology implies it's not real.

[A correction he feels the need to make. It's a bit hard to ignore the evidence when there's three actual Norse gods walking around Riverview.]

Yes. From a long, long time ago, if you're from the time period most everyone else is. It seems I'm somewhat known after my time.

[Several people have told him that they've read or heard about him in history books. Quite the ego boost for a young Viking warrior.]