Millions of fans have climbed aboard the "wildest ride in the wilderness" — and now Marvel reveals the saga of how the Big Thunder Mountain gold mine became the haunted legend it is today! Mine owner Barnabas T. Bullion is determined to shelter his teen daughter Abigail from the dangerous Wild West. But this brave young hero has other ideas — which include robbing her father's mine as a masked outlaw! But what is the protective power that dwells deep within the mysterious mountain? And as earthquakes and floods strike, can the denizens of Rainbow Ridge survive a clash between mankind's greed and nature's fury? In the face of nature's wrath, Abby throws in her lot with a group of bandits — but with Big Thunder in dire straits, who can she trust?