Shadow Moon returns to life and revives five mutants previously defeated by the Kamen Riders to serve as his personal army. He plots to defeat the Kamen Riders with his army in order to conquer the world. Berry witnesses Shadow Moon's plot and is attacked by the mutants. Masato and his sister Ayumi stumble onto an injured Berry by chance and are chased by the revived mutant army as a result.
Emma Frost (Finola Hughes) and Banshee (Jeremy Ratchford) are the headmasters of Xavier's School for Gifted Youngsters. They recruit Jubilee (Heather McComb) and Skin (Austin Rodriguez), and introduce them to their fellow students; M (Amarilis), Mondo (Bumper Robinson), Buff (Suzanne Davis) and Refrax (Randall Slavin). The students are learning to cope with their mutant powers, and come into conflict with the "townies" who mock the students. Emma Frost worked previously with a mad scientist named Russel Tresh who felt that he could extract part of mutant's brains to develop psychic powers, and Russel is back and wants to use Skin's brain in his experiments.
The episode begins with Percy and his brother Lil Pea, walking away from a movie theater and seeing what appears to be a comet. Jimmy and Jerry Gourd, who man an early-warning radar station, then alert Larry-Boy with "The Larry-Signal" of an approaching alien. Larry-Boy begins to search for the alien but gives up after finding nothing despite his butler Alfred's (Archibald Asparagus) protests. The scene then shifts to Junior Asparagus and Laura Carrot having a tea party. Junior decides to take his father's prized "Art Bigoti" bowling plate, but he accidentally breaks it. The alien "Fibrillus Minimus" (Fib for short) emerges and convinces Junior to lie to his dad claiming "A little fib couldn't hurt anybody". Junior lies to his dad, but soon discovers that every time he lies his "little fib" grows larger. He and Fib go downtown where Laura, Percy, and Lenny confront him about his lies. When Junior tells a lie about alien cows coming to earth and breaking the plate, Fib grows to be 50 feet tall and captures Junior and starts destroying half of the city.
The members of Super-GUTS (Super Global Unlimited Task Squad) track a monster to the moon, where it battles Ultraman Dyna. This creature proves resilient to Dyna's usual finishing moves (Solgent Ray). The next round of fight is very short because the monster abruptly vaporized in large yellow beam that unleashed from mysterious space-battleship.
Unlike previous Movie War films, this one is only divided in two stories: Kamen Rider Wizard: The Promised Place (仮面ライダーウィザード 約束の場所, Kamen Raidā Wizādo: Yakusoku no Basho) and Kamen Rider Gaim: Sengoku Battle Royale! (仮面ライダー鎧武 戦極バトルロワイヤル!, Kamen Raidā Gaimu: Sengoku Batoru Rowaiaru!).
Since his last encounter against Batman, Mr. Freeze has found a home in the Arctic and started a family (of sorts) with the still cryogenically-encased Nora, an Inuit boy named Kunac, and two pet polar bears, Hotchka and Shaka. Nora's condition begins to rapidly deteriorate due to a submarine accidentally emerging from underwater directly underneath them, shattering her containment vessel. Freeze returns to Gotham City with his companions. He enlists the help of Dr. Gregory Belson to find a cure. Belson determines that Nora needs an organ transplant, but due to her rare blood type there are no suitable donors available.
Nick Fury, retired, is approached to return to duty to take down agents of the terrorist organization HYDRA, led by the children of Baron Wolfgang von Strucker, an old enemy of his. HYDRA has reconstituted a pathogen known as the Death's Head virus, and threatens to attack Manhattan with it, barring payment of US $1 billion.
College student Caitlin Fairchild is offered a scholarship by the National Security Committee to attend a secret military school set in a U.S. desert. While there she meets new friends Percival Chang (Grunge) and Roxanne Spaulding (Freefall). Unbeknownst to them, the school's headmasters—Ivana Baiul and Matthew Callahan—are conducting genetic experiments on their pupils in a plot to turn them into super-powered beings ("go Gen Active") and launch an insurrection against the government. The only person in their way is Colonel John Lynch of Internal Operations, an original member of Gen 12 who is investigating the Gen 13 project and is determined to expose the headmasters' illegal operations. He introduces himself to Caitlin and mentions that he knew her father, Alex.
In the year 2010, after World War III, the world is devastated and most of the world's population does not survive. Soryong and Saeng spend their days playing Street Fighter II and fighting each other at the arcades, until one day Chun Li appears before them in real life and reveals that the two friends are the only ones that can stop Bison from taking over the world.
While racing in a desert with War Machine (James "Rhodey" Rhodes), Iron Man is ambushed by a mysterious new enemy who tries to destroy Tony Stark's new security satellite, "The Howard". War Machine is killed in the struggle and Iron Man sets out for revenge. He is intercepted by S.H.I.E.L.D. and Nick Fury who needs to talk to him. He escapes and make it over to Pepper Potts who is on vacation.