Spiked Knuckles

The power to generate spikes from one's knuckles. Not to be confused with Claw Retraction.

Capability
The user can generate razor-sharp spikes from their knuckles, often to aid in combat.

Usages

 * Wallcrawling
 * Tunneling

Associations
May accompany Bone Manipulation.

Limitations
May not be able to retract the spikes.

Known users

 * Knuckles the Echidna (Sonic the Hedgehog)
 * Lara-Su (Sonic the Hedgehog/Archie Comics)
 * Doomsday (DC Comics)