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Steam

X300

Also known as X300, steam:3813640, x

X300 is a slow-burn psychological horror experience inspired by real Cold War history. Deep beneath the Australian outback, a forgotten facility monitors your every move as isolation, paranoia, and institutional control consume your descent into its decaying halls.

Last update
16 Jun 2026
Original sources
1
Latest update
Event

AVcon Adelaide Upcoming Event

X300 is Heading to AVCon Adelaide! We're excited to announce that X300 will be playable at AVCon Adelaide on July 4–5. This will be the first opportunity for many players to experience our slow-burn psychological surviv…

1 change
Latest updates

Update history

Browse past updates and patch notes for this game.

6updates

Gallery

In-game media