Solved:
1. Get a list of files (URLs) via = SharePoint.Tables("https://SomeOrgName.sharepoint.com/personal/Email_with_undescores/", [ApiVersion = 15])
2. Expand Documents "Table"
3. Expand "File.LinkingUrl" and split by "?" to get a clean URL
4. Do filter the desired folder (via URL or Folder.Name or other attribution)
5. Add a Custom Column = Excel.Workbook(Web.Contents([File.LinkingUrl))