Tensei Shita Saki wa Monster ga Habikoru Zetsubou no Isekai Datta!? Demo Shinpai Muyou!! Kamisama kara Moratta Fushigi na Card de Taihenshin!! Oretachi Futari de Isekai o Sukutte Miseru ze!! na Ken ni Tsuite

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.