It's new, it's improved, and it's in full screen unlike those old engines. Other new features include film warping and customizable speed. By default the film will burn at random, or may not burn at all.
Other film burn engines: V1: https://scratch.mit.edu/projects/410861478 V1.2: https://scratch.mit.edu/projects/496813604 Example video: Opening - Pokémon the Series: Diamond and Pearl