The "fictional" game from the movie wasn't a prop. The movie had been a documentary.
Pseudo‑example (conceptual, non‑executable): fix it felix jr mame rom
If you absolutely must use an emulator, there is a highly popular fan-made port for the Sega Genesis. Let's play Fix It Felix Jr (2013, MD) The "fictional" game from the movie wasn't a prop
Only download from sources you trust (archive.org’s TOS-ambiguous collections sometimes have it). Be prepared to read MAME documentation on CHD placement. Once running, it’s a fantastic coffee-break arcade gem. it’s a fantastic coffee-break arcade gem.