takamichi irie asks the viewer of this creation a very simple, very profound question: what if the Ghostbusters outsourced the creation of their equipment to Tony Stark? Looking past the cross-dimensional travel problems (or maybe this just exists in LEGO Dimensions), we would have something like this:

Not only is this a great little vignette and the idea behind it is genius, but it uses official sets to create something new. The scene looks to be the lower garage portion of 75827 Firehouse Headquarters and the Ghostbuster is a conversion of the Hulkbuster from 76031 The Hulk Buster Smash.