The Epic Games Store gives out free games on a weekly basis, and the program will run through at least 2021. Every Thursday at the same time--8 AM PT / 11 AM ET--Epic gives up between one and three free games.
You merely need to create a free Epic account and enable two-factor authentication to start snagging freebies. At this point, Epic has given away well over 100 free games, and there's no sign that the program will stop any time soon.
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