Newgrounds posts 5 RSS feeds: The site news (usually posted by @TomFulp), the Daily Top 5 and Weekly Top 10 (for movies + games), and "Latest Submissions" also movies + games. Audio also has their own top 5 for the week.
Art could probably have its own feed too, though which submissions to add might be a problem.
Anonymous-Frog
Newgrounds posts 5 RSS feeds: The site news (usually posted by @TomFulp), the Daily Top 5 and Weekly Top 10 (for movies + games), and "Latest Submissions" also movies + games. Audio also has their own top 5 for the week.
Art could probably have its own feed too, though which submissions to add might be a problem.
https://www.newgrounds.com/wiki/help-information/rss
UnevenPrankster
I mainly just want individual artist feeds, latest art feed could be cool but like you said, tricky to decide what