Bone Spike Protrusion

The power to generate spikes of bone from one's own body. A sub-power of Bone Manipulation.

Capability
The user can generate razor-sharp spikes of bone from his/her own body, acting as a version of Blade Retraction. The spikes may also be composed of substances other than bone.

Limitations
User may not be able to completely control the ability.

Known users

 * Doomsday (DC Comics)
 * Spyke (X-Men: Evolution)
 * Spike (Marvel Comics)
 * Perrin Crocker (Heroes)
 * Adam (Buffy the Vampire Slayer)
 * Pierce (Ben 10: Alien Force)
 * Kimimaro Kaguya (Naruto)
 * Sonic the Hedgehog (Sonic the Hedgehog)
 * Symbiotes (Marvel Comics)
 * Hilda Hidalgo (Resident Evil: The Darkside Chronicles)