Mask: the Strongest Knight Imperial Cavalry

I accidentally came to the world of Kamen Rider, And I also gained the ability of Kado Yashi, You can also transform into the Kamen Rider decade of the new decade, So whether you are Mr. E or the King of Demonic Time, You are no match for me, Because there is a saying that goes well Either you become my card, or you become my watch! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.