Due to World War II, an Atomic Bomb was dropped on an area which is unknown, and the war ended, but the radiation from the bomb caused a native dinosaur to mutate into a horrible dragon-like beast. It had been sleeping for sixty years since it last attacked, then off the bay of Manehatten, it rose again, only the senior ponies memerized it's horrifying roar. When it reached ponyville, the mane 6 tried to find the Elements of Harmony but they couldn't find them, so they decided to do something they might regret, they must turn Spike into a monster again, will Spike's greedynece save Equestria, or will it coss a whole new problem?