Ghostbusters (2011-2012) Vol. 4: Who Ya Gonna Call?
Collects Ghostbusters #13-16:
The Ghostbusters arrive back in New York, expecting a backlog of cases to clear through. Instead, things are strangely quiet on the supernatural front, and it's all thanks to the city's newest paranormal investigation and elimination service! But the science behind their methods is making Egon nervous. Can the Ghostbusters talk their competition off a potentially dangerous road?