Mask: the Strongest Imperial Cavalry

I accidentally came to the world of Kamen Rider, And I became the Kamen Rider Decade who can transform into the old decade of Heisei and the new decade, He is called by the world: the destroyer of the world, a passing Kamen Rider, etc., But I not only have Heisei Knights cards, but also Showa, Reiwa, and team cards, Even if you are the King of Demons, you can only be defeated by me, because I can defeat thousands of troops by myself, And my decade belt is black and gold, and I also have a sweet secretary Izzy and a loyal retainer Woz, so let's start my journey around the world, This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.