Ghosts aren't really useful. They are souls that got left behind or stayed behind for whatever reason. After awhile they just get...angry. They lose what made them human and in time they can get vengeful and dangerous. [Hey, look all of the closer is happening! Can't they just talk about ghosts? He has lots to say about them.
No?
At the gesture Sam takes a VERY small shuffle toward Tyki and hunches down a little to decrease the height difference.]