Gorosaurus is a kaiju film monster which first appeared in Toho's 1967 film King Kong Escapes. It was an opponent of King Kong in the film, and it later had a prominent role in 1968's Destroy All Monsters.
when a mysterious series of mass kaiju attacks and sightings happen across the earth, the Autobots and Decepticons get wrapped into a conflict with Godzilla as well uncovering and unravelling an old rivalry and war from time long past