Crossover Anime : Kamen Rider, Starting with the Spider Sacrifice

This world is a normal world in the eyes of normal people. This world is a world where danger lurks in the shadows. This world is a world protected by others. This is a story that begins with a spider monster. ...My name is Lin Hui, and although I'm just an ordinary high school student, I'm also Kamen Rider Decade! Protecting this city in an unknown place in the darkness. Okay, I digress. Basically, it's about someone who constantly fights monsters to obtain more cards. Then I encounter other Riders and acquire their Rider Cards. At the same time, I'm also able to change some...