In this series of short videos uploaded in Toei's official YouTube channel, Kamen Riders Ghost and Specter will fight the primary antagonists of the last five Heisei Kamen Rider shows thanks to a mysterious being. They will fight the said villains by using special Rider Eyecons. For the full dates on when these episodes are posted, you can check this post found in the right. [READ IT HERE]
[Source: The Ghouly News Tumblr]