Demon

Demons are entities hailing from the Underworld that have the ability to possess the bodies of humans to exist in the human world. Typically they're bad people, but occasionally one will come along that's not entirely evil.

Appearance
In their true forms demons appear as humanoids that are burning from the inside-out.

Powers and Abilities
Most demons have the same basic powers but some demons such as Sawyer have special abilities.
 * Possession: All demons have the basic power to take over the bodies of humans.
 * Telekinesis: The ability to move things with one mind
 * Electrokinesis: The ability to manipulate electricity and electrical objects with ones mind

Signs of Possession

 * Violence
 * Cold semen
 * The appearance that they're burning from the inside out (only if you're a seer.)

Known Ways to Kill a Demon

 * Exorcism (can potentially save the human body)
 * Shard of Ice through the heart (Does not save the host body)