Knuckles

Knuckles is a hedgehog who gaurds the Master Chaos Emerald. Knuckles was once sonic's enemy and now is sonic's very good friend.

Knuckles is known for his incredible digging power, He can glide and climb up walls, He also is known for his white spiked knuckle gloves and his metal plated shoes.

He first appered in Sonic The HedgeHog 3. His latest apperance is in Sonic Boom 2014.