I do not comprehend the issue here.
If a user is willing to endure a "feed" of new games without any curation, that user can just do this:
https://itch.io/games/newest/platform-web
https://itch.io/feed?filter=new_games
Any "solution" you are cooking up will not have solved that issue, or will have introduced a form of curation. And that means the same as following someone that does the chosing of the content of the feed. That curation can be implicit and passive by just doing this:
https://itch.io/games/newest/genre-platformer/platform-web/tag-pixel-art
or this
https://itch.io/games/new-and-popular/genre-platformer/platform-web/tag-pixel-ar...
And if a user really does not care, there is always this