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Video game giant Valve facing UK lawsuit over pricing, commissions
(www.reuters.com)
This is a most excellent place for technology news and articles.
That makes sense, it would definitely be easier if you didn't have to deal with DRM or launchers (like Steam and Epic, not the game launcher itself) getting in the way.
You can try and it may work because a lot of games on Steam and Epic barely use the DRM.
I have portable installations of several games from Epic that I moved between Windows installs that just work by executing the game's binary
The issue with Steam is that some games do use the Steam DRM to verify additional content, but even there are ways to bypass that in two ways.