That's not my experience at all. The majority of games, especially on Steam, work out of the box.
I would advise the opposite: Don't get an old box. Take your new box, take a new hard disk, and just install Bazzite (and pretend you don't know anything about Linux, just stick with the defaults).
I would advise the opposite: Don't get an old box. Take your new box, take a new hard disk, and just install Bazzite (and pretend you don't know anything about Linux, just stick with the defaults).