watch 01:51 The Loop (TV) Do you like this video? This article is about a/an webisode in Kamen Rider Decade. Quiz! Decade Countdown!! (クイズ！ディケイドを数えろ!!, Kuizu! Dikeido o Kazoero!!) is the twenty-third episode of the webisode series, Kamen Rider Decade: All Riders Super Spin-off. Plot to be added Cast to be added Notes to be added Retrieved from "https://kamenrider.fandom.com/wiki/Quiz!_Decade_Countdown!!?oldid=154578" Categories: Kamen Rider Decade Kamen Rider Decade: All Riders Super Spin-off episodes Net Movies Community content is available under CC-BY-SA unless otherwise noted.