Exists 8 types of ghost, the first is the simplest and are the next:

The second type have a typical paper bag because is a little bit shy ;(

 The third, that have a pumpkin in the head because yes (Is a ghost, doesn't need a reason haha) [With the last version come in a Blue Pumpkin]

Death Update add 12 new skins, 11 deaths skins and 1 very special, The Invisible Skin, that's mean that you literally can be a ghost, good luck c;

The Death and his 10 different versions with gradients:

Multidimensional Update adds 31 new skins.

-Multidimensional ghosts:

-Esqueletic ghosts:

-Angry ghosts:

And recently, a costume with some trick or treat vibes, even have their own "sacs"

If you would like more colors in this models or different ghosts, share and please let me know in the comments