Unsurprisingly, the Godzillasaurus is powerful, but far from unstoppable. Instead, he has ridges all down his back and tail. Also, the Godzillasaurus is missing Godzilla's trademark back spikes. The creature, who has more physical qualities of a dinosaur than Godzilla does, has the small arms of a T-Rex, and the distinctive face of the 1990s Godzilla. The Godzillasaurus stood at about 40 feet tall, which is tiny in comparison to all versions of Toho's Godzilla, but despite being significantly smaller, he can easily be recognized as the monster's precursor.

A scene on Lagos Island in 1944 revealed that Godzilla was once a dinosaur called a Godzillasaurus, who became a hero to a group of Japanese soldiers after saving them from the Americans. King Ghidorah, time travel was used to revisit a moment from Godzilla's past. In the third installment in the Heisei series, Godzilla vs. The movies have had different takes on how Godzilla was created, but only one classic Toho film has shown audiences what Godzilla was prior to his transformation. Godzilla has been reintroduced and rebooted several times since then. Related: How King Of The Monsters Twisted A Classic Godzilla & Ghidorah Scene

The Japanese government killed the beast with the Oxygen Destroyer, but Toho revealed the existence of a second Godzilla in the sequel, Godzilla Raids Again. The atom bomb also bombarded his body with nuclear radiation, turning him into a towering monster capable of leveling buildings and bringing great destruction with his atomic breath. The use of a nuclear weapon woke up a prehistoric reptile who had been sleeping at the bottom ocean. In the original 1954 movie, Godzlla was born when the United States military conducted an atom bomb test in the Pacific Ocean. Godzilla has been reimagined since then, but in sticking with the original depiction, nuclear weapons always play some sort of role. Godzilla's origin story has changed several times over the years, but the most consistent aspect of the story is that an atomic bomb test created him as he is today. Toho's Godzilla looked more dinosaur-like before he was transformed by the atomic bomb test.

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