I found these previews from the Great Mouse Detective, but from 1987.
1. Blue Warning Screens 2. Green M.P.A.A. preview start 3. The Rescuers Re-Release Trailer 4. Video Dealer Announcement 5. Walt Disney Classics (1984-1988) 6. Walt Disney Pictures 1985 logo
NOTE: Sorry about the Retro Junk website caption, because it is either fake or real.
Appears on these pages
Did The Great Mouse Detective came out on any form of home video in 1987 as its Walt Disney Classics release?
Well, I smell another "what-if" scenario coming on: