Cobra Imagin: One of Gaoh's minions, the Cobra Imagin almost kills Ryotaro Nogami in the Edo era when Sieg takes over and assumes Wing Form to easily dispatch the Imagin. Kai later creates several more Cobra Imagin as part of his massive army of Imagin that invade both the past and the present as part of Kai's plan to ensure the future of the Imagin.
Movie War 2010
Cobra Imagin was part of the group Super Shocker led by Colonel Zol who witnessed the revival of the Super Crisis Fortress. When a newly revived Tsukasa, Natsumi, Yusuke, and Kaito arrives, he fought Kamen Rider Decade until Kamen Rider Diend finishes him with his Final Attack Ride in an exchange finisher.