To avoid security risks, you should only download the game through official storefronts. It is also often included in subscription services: Teardown on Steam
However, there is plenty of legitimate "free" content and specific features tied to that are worth exploring if you already own the game. What’s New in Teardown v1.2.0?
: The update added support for multiple external controllers, making it more viable to play on the Steam Deck while docked. Legitimate Free Content
