Advertisements
Many late 80s and early 90s advertisements featured the monorail system. Various examples are linked here (links confirmed active as of 10/7/2025).
Comic
Lego 6990 featured in Commander Black comic
Shopvideo Advertisements
Lego 6921 in 1988 Lego Shopvideo (timestamp 3:39)
Lego 6990 in 1989 Lego Shopvideo (timestamp 7:25)
Lego 6990 being rescued by M:Tron in 1990 Shopvideo
Lego 6399 in 1991 Lego Shopvideo (timestamp 4:11)
Rube Goldberg creation including monorail, 1991 Lego Shopvideo (timestamp 9:52)
Television Advertisements
Spyrius vs Unitron television advertisement (6991)
(Another) Spyrius vs Unitron television advertisement (6991)
Catalogs
1988 Futuron with Space Police
1991 monorail bridge over harbor
1994 Spyrius attacking Unitron 6991
1994 Spyrius attacking Unitron 6991 (w/ play feature highlight)