A trading card game by Nintendo and Intelligent Systems that features a number of characters from various [[Fire Emblem]] games. It was released in Japan along with [[Fire Emblem Fates]] in June 2015. It includes cards depicting characters from the entire Fire Emblem franchise.

On October 1, 2020, the final set (Series 22) was released, marking Cipher's conclusion.
ファイアーエムブレム0 ファイアーエムブレム0(サイファ) Fire_Emblem_0_(Cipher) FEcipher