Arknights

Arknights is a free-to-play tactical RPG/tower defense mobile game developed and published by Chinese studio Hypergryph. It was released in China on 1 May 2019, in other countries on 16 January 2020, and in Taiwan on 29 June 2020. Arknights is available on Android and iOS platforms worldwide, with Windows version available for Chinese server only. Arknights features gacha game mechanics.