If you're thoroughly debunking a previous Nature paper they just might publish that. But the expectation is that you'll succeed. Publishing that sort of mundane

If you're thoroughly debunking a previous Nature paper they just might publish that. But the expectation is that you'll succeed. Publishing that sort of mundane article would reduce the prestige of getting something into the journal. Publishing in a high impact journal is only seen as an achievement in the first place because of what it implies about the content of your paper.