nier
A pair of games developed by Cavia and published by Square Enix.
- NieR Gestalt - Features an older Nier as Yonah's father; released outside Japan as NIER. Xbox 360 exclusive in Japan, available on both consoles overseas.
- NieR RepliCant - Features a young Nier as Yonah's brother; exclusive to Japan. PlayStation 3 exclusive, used as the base for the 2021 remake released on PlayStation 4, Xbox One, and PC.