For one thing, it’s blue, and outside of the short-lived animated series The Real Ghostbusters, who ever heard of a blue proton pack? So one major change was to paint it matte black and age it ...
I remember having the proton pack and blaster toy as a kid ... to get regularly decked out with the packs since the second film. As miserable and torturous as it may have been for Bill Murray ...
[John Fin] put a lot of work into his Ghostbuster’s proton pack prop with full-featured user control and effects. What appealed to us well beyond the exquisite build is the extra effort taken ...