So I made this long ass post in this thread of mine: https://onelastforum.com/threads/kamen-rider-high-tiers-run-a-gauntlet.1381/#post-55220 Where I detailed how Kamen Rider high tiers are megaversal. Reposting it here with some edits. Alright let me just rev up my Wank-a-Tron MK 9000. Schwartz and Decade Okay so in Decade the entire plot of the show is traveling through AR Worlds, which are just alternate realities of different rider series. https://kamenrider.fandom.com/wiki/Category:A.R._Worlds#Kamen_Rider_Decade_A.R._Worlds From multiple sources we know that these universes are countless/infinite. Build TV Show: Build x Ex-Aid movie Decade VS Zi-O Rider Time The Mirror World in Ryuki is infinite. The Mirror world allows access to endless worlds. Decade is said to be able to destroy all worlds. Due to how each main Rider series have infinite/countless AR worlds just of them you could say that each main Rider world is a infinite/countless...