Rediscoveredfuture’s restored trailer for Star Wars:
https://www.youtube.com/watch?v=XHk5kCIiGoM
Original:
https://www.youtube.com/watch?v=i-vsILeJ8_8
The Empire Strikes Back Teaser reconstructed by SpaceHunterM:
https://www.youtube.com/watch?v=CroqdjDv82s