|This article is about a/an rider in Kamen Rider Decade.|
Kamen Rider Imperer (仮面ライダーインペラー Kamen Raidā Inperā, 6): One of the Riders who fight in the Kamen Rider Trial of the World of Ryuki, Imperer uses the power of his Contract Monsters Gigazelle as well as the other Zelle Mirror Monsters: Megazelle, Omegazelle, Negazelle, and Magazelle. He is removed from the trial by Decade.
Behind the scenes
- Like other A.R. Ryuki Riders that appeared in Kamen Rider Decade, either his real identity or his full name never be revealed by Toei, but he only appeared in suit and voice.