We Were Reincarnated Into a World Overrun by Monsters, but It’s No Big Deal Because God Gave Us a Deck of Mysterious Cards That Enable Incredible Transformations, So We’re Going To Work Together To Save This World: The Manga

A manga about two men who were reincarnated into another world overrun by monsters, but it's no big deal because God gave them a deck of mysterious cards that enable incredible transformations, so they're going to work together to save that world. From the mind of Kyogoro Miyata of "Nick & Lever" fame, comes a chaotic Isekai unlike any you've ever seen before.