Morphoid Ghostvariants

From left to right

Restless ghosts: They are common variant of the ghosts of this species. Similar to normal spook or poltergeist.

Distressed ghosts:  The power of these ghosts depends on the character of the deceaesed. They can interact easily with objects and can inflict direct damage on persons.

Revenants: A stronger version of a distressed ghost. They have a physical body and the ability to use  energy attacks.

Parasit: Ghosts who can infests objects in different sizes. Stronger versions are able to manipulate persons.

Simulacrum: These ghosts use their transform abilities to confuse their victims. Weaker versions of this kind of ghost aren't able to copy the appearance perfect so so they look like a distressed and abstract version of the original.

Eternals: They are the oldest ghosts who exist in the Morphoid legends and are a rarity. Their powers and appearance angele are similar to our elements and strong like a greater deamon. 

Ghostmachines: Nothing more or less than a restless ghost. The only different is that they can controll and use abstract metalic constructs like their own fomer bodies.