Kamen Rider Decade
Gelnewts serve as the Oni Brothers' foot soldiers. They accompanied Mimihiko in acquiring the vase for their master's agenda.
Video Game appearances
All Kamen Rider: Rider Generation
Gelnewts appear as regular enemies in the video game All Kamen Rider: Rider Generation.
Kamen Rider Battride Wars
Gelnewt appear as Common Enemies in the video game Kamen Rider Battride War.
- According to the Kamen Rider Decade costume design book "Detail of Heroes 04: KAMENRIDE", Gelnewts appeared as Mimihiko's minions because a large quantity of the costumes was left over from the filming of Kamen Rider Dragon Knight.
Minions, counterparts from Kamen Rider Dragon Knight.