There have been many incarnations of Godzilla over the decades, from films to comics, though few are as drastically re-envisioned as the latest incarnation of The King of the Monsters: Shin Godzilla. Here, I will go into in depth detail as to why Shin Godzilla lives up to his name.
I should warn you this writing will contain spoilers, you have been warned.
Unlike previous continuities where Godzilla was a saurian creature violently irradiated my atomic bomb testings, or (at least in the Legendary continuity) an ancient alpha predator who naturally lived off radioactivity, Shin Godzilla began as little more than mixotrophic lifeform(s) or aquatic prehistoric creature living off the coast of Odo Island. Exposure to radioactive materials causing these lifeforms to combine together into a new being that would be code named as "Gojira" ("Godzilla"), meaning "God incarnate." The creature was studied for decades, namely by Goro Maki, who promptly vanished before Godzilla