Kamen Rider: Transmigrated, I Became the Destroyer of Worlds

Hundreds of years ago, a meteor streaked across the sky, carrying a strange magnetic field and endless monsters as it crashed down.

The planet turned into a desert. People searched for oases where they could build new cities!

Resources were scarce, and monsters attacked without respite. Cities, both large and small, fell one after another.

That is, until the World Destroyer arrived!

"As long as someone remembers them, righteous knights will always exist!"