In an alternate timeline the original Godzilla is never defeated and repeatedly reemerges to feed on Japan's energy sources. A new inter-dimensional weapon called the Dimension Tide is created with the intent of eliminating Godzilla. However, the new weapon might also serve as a gateway to something far more sinister.

Mothra and her fairies return to Japan to warn mankind that they must return Kiryu to the sea, for the dead must not be disturbed. However Godzilla has survived to menace Japan leaving Kiryu as the nation's only defense.

Godzilla has become a distant memory for Japan when the destruction of a US submarine raises alarms for Admiral Tachibana. His estranged daughter Yuri investigates the legend of the guardian monsters, who must rise to protect Japan against the vengeful spirits within Godzilla that seek to destroy both the nation and its people for the suffering they inflicted in the Pacific conflict.

In postwar Japan, Godzilla brings new devastation to an already scorched landscape. With no military intervention or government help in sight, the survivors must join together in the face of despair and fight back against an unrelenting horror.

The U.N.G.C.C. (United Nations Godzilla Countermeasure Center) recovers the remains of Mecha-King Ghidorah and construct Mechagodzilla as a countermeasure against Godzilla. Meanwhile, a giant egg is discovered along with a new monster called Rodan. The egg is soon found to be none other than an infant Godzillasaurus.

The fairies from Infant Island discover a lost city, as well as a giant monster that is attracted to environmental calamities.

To save the world, Mothra goes back in time in an attempt to defeat a younger King Ghidorah.

Five young New Yorkers throw their friend a going-away party the night that a monster the size of a skyscraper descends upon the city. Told from the point of view of their video camera, the film is a document of their attempt to survive the most surreal, horrifying event of their lives.

In a violent, near-apocalyptic Detroit, evil corporation Omni Consumer Products wins a contract from the city government to privatize the police force. To test their crime-eradicating cyborgs, the company leads street cop Alex Murphy into an armed confrontation with crime lord Boddicker so they can use his body to support their untested RoboCop prototype. But when RoboCop learns of the company's nefarious plans, he turns on his masters.

An accident during tests of an anti-plasma artificial magnetic shield at Japan's Ground Self Defense Force East Fuji practice range sends the 3rd Special Experimental Company, under Colonel Matoba on a time-slip 460 years into the past, into 'the Age of civil War'. At the same time an imaginary-number anomaly thought to be caused by interference from the past begins eroding the present.