Atomic Heart developer Mundfish has announced that the game has gone gold, ahead of its February 21 release date.

On Twitter, the official Mundfish account stated that the game has gone gold. Afterwards, the tweet thanked developing and publishing partners and the game's audience. It read, "Thanks to our partners and everyone who is involved in this exciting project! And, first of all, thank you all for staying with us and supporting Atomic Heart." Atomic Heart was set to release sometime in fall of last year, but was delayed to its current February date.