I don't think Piotr ever figured out he had a son either, not in the 616 universe. So I guess how it's unlikely Kitty would know about him when even...
I read it first here although looking at it now, it seems to be someone's speculation. But I've heard other people repeating it online so don't know...
I think the Insomniac X-Men game will give us that, particularly the solo aspects. And since it'll be the first team game in the series, I think it's...