Kamen Rider Saber: Tale of Two Worlds

Yes. This is a rewrite. Summary: Remnant. Earth. Two worlds that were never destined to meet, to intertwine paths. However, of course, fate wills that these two worlds will somehow meet, and at its center, is a man whisked away from his own home into a new world beyond anything he's ever seen in real life... how does he adapt in the new world? And what happens to Remnant's fate?