Kamen Rider Gaim: Final Stage

Those who have died - Hase, Sid, Yoko, Kaito, the Professor and Over Lords - are gathered together by a mysterious being known as Maja, who seeks to take over the world. He brainwashes them to do his bidding. Kamen Rider Maja once was a presence that witnessed the erosion of the Earth brought on by Helheim and Sagara, and now he takes action to claim the Earth for himself. Gaim attempts to rush in to stop Maja, but has his memory and combat ability taken away. He came to Zawame and met with Jonouchi and the others, having forgotten everythin...

Joker Game

All seniors at a high school stay together at a camp, including student Chinatsu. On their first day, the home room teacher announces that all the students must play the card game "Old Maid". In order to reverse the declining academic abilities of its younger generation, the Japanese government planned this camping program. In this card game, the students that lose will meet their deaths.