I found this interesting, if true: Nintendo To Remaster ‘Most Of Super Mario’s 35-Year Catalogue’ For Switch in 2020, New Report Says
It’s not shown in the graphic that’s with the article, but I personally would be most interested in seeing Super Mario World 2: Yoshi’s Island broken out from the SNES online app that requires the Nintendo Switch Online “handshake”, and seeing the gorgeous art remastered in a high-definition, widescreen format.