Ghosts was a DC title from the '70s about, you guessed it, ghosts! Sometimes the definition of "ghost" was a little loose but for the most part the tales of the restless undead were genuinely creepy. The covers were typical of the time. Check 'em out:
OK, this guy is now the Weird-Ass Cover Wednesday mascot. It was gonna be Jimmy Olsen but this one is the champ!
Yes, but he'll never play the piano again.
Holy crap! How cool is this? In the afterlife this dude gets to exact revenge upon his murderers with HIS OWN CORPSE!!!!!
Also, I misread the text at the bottom as "Best of Satan" which would be a pretty good name for one of those DC Showcase reprints.