Imprisoned in an ancient clock for centuries, Samhain returned to this mortal realm with one goal in mind: to make Halloween eternal! He was stopped by the real Ghostbusters (twice!), but in case he breaks free once more, you MAY need a shirt with this symbol on it to resist his control. Not guaranteeing it works, but better safe than sorry. Design created by and for the Circle City Ghostbusters, Indiana's premiere conductors of the metaphysical examination.