Saraba Kamen Rider Den-O: Final Countdown (2008)

Saraba Kamen Rider Den-O: Final Countdown 2008 / 劇場版 さらば仮面ライダー電王 ファイナル・カウントダウン 2008 / Gekijōban Saraba Kamen Raidā Den'ō Fainaru Kauntodaun , Farewell, Masked Rider Den-O The Movie: Final Countdown

Taking place after the events of series, the Tarōs and Kohana go out of the DenLiner for a day to visit Ryotaro and Airi after their parting in the aftermath of their battle with Kai. However, they see the mysterious Ghost Train that has been mentioned in urban legends as Momotaros and gang are then attacked by two evil Imagin and Kamen Rider Yuuki Skull Form.