Kikkaijin Armadillon (奇械人アルマジロン Kikkaijin Arumajiron?, 25): An armadillo monster. Assists Dead Lion in his attempt to execute Stronger by using an electric draining chair. One hand is a small scythe and he can curl into a giant calico rolling ball. Destroyed by Stronger's Stronger Electro Kick.
All Together! Seven Kamen Riders!!
Later returned as part of a Revived Kaijin Corps. These revived kaijin were destroyed by the 7 Riders.