Userscripts - you need to install Violent Monkey first: violentmonkey.github.io/
Then add this script to import release from Discogs: https://github.com/murdos/musicbrainz-userscripts#-import-discogs-releases-to-musicbrainz
Now Discogs not only has an Import Button in the interface, but it is covered in little pink dots that link into MusicBrainz’s database. Real handy. Makes it a “companion site” of MusicBrainz
Warning - import still needs you to select a Release Group and fix the Capitals (Guess Case button). Big time saver though. It does the typing for you, you just need to check it. (And select Recordings)
And for the images you need this one: About | Image Max URL | Userscripts | OpenUserJS
That puts some Import buttons onto the MB Release Cover Art pages. (Assuming there is already a link to Discogs from that release).
Can also copy\paste link URLs straight into the box. As well as pull artwork from many sources.
I was having a nose into your edit history. I think you’ll like this artwork tool especially. Oh - and thanks for all those links to the source of artwork. Not enough people do that.
The above import was done using these tools, with the main time eater being attempting to link the Recordings as search could not locate them due to the bad quality of track names on Discogs. I had to copy\paste each recording link manually from the two bootlegs it is a compilation of…