The Graveyard Shift in: "Sentenced to Life!"

 I thought that for the third appearance I would add in a new member.  I got a few suggestions in their previous appearances, and I thought that Batman13's idea of bringing in Casper was a good one.  He'll add some youth to this team of dead heroes.  The Graveyard Shift was last seen trapped in The House of Secrets in STF #3870, and they first assembled in STF #3290...