Demons

Demons are a race of supernatural beings who reside in Hell and can be summoned by either Witchcraft or Excalibur.

Appearance
The demons that attacked London were summoned by Hellboy using Excalibur to start the Apocalypse. They were all different and had a human-like appearance. Some had horns, claws, several hands and have a gigantic size, while others were small like bats, or such as Hellboy were more humans.

Known Demons

 * London Bridge Demon
 * Chainsaw Demon
 * Horn Demon
 * Fire Demon
 * Skinny Demon
 * Bat-demons
 * Hellboy
 * Black Goat Demon (Hellboy's biological father)

Abilities

 * Hellish Fire
 * Immortality or Longevity
 * Gigantic Size
 * Claws