Diamond was once a human named Sarah. Because of Black Doom, who stung him with a pic of hedgehog poison, Sarah became this beautiful brown hedgehog. During deployment, a crisis of amnesia striking, what makes him forget all the past, except that it was a human. Here is his keterangan sheet:

Name: Diamond the Hedgehog
Age: 13 years
Physical peculiarity: fringe magic ,scratches behind the head of emas that bleeds every month, changing eye color to look as it takes.
Qualities: brave, kind, mysterious, pretty, funny (without necessarily intending to ... -_-')
Default: impulsive, reserved, not very talkative, sometimes too confident.
Powers and particularity: May after soaring momentum, can make them appear LightLance her if she has enough energy, powerful kicks, balls of light, LightLance can play the role of spear and shield, spears spice veeeeeery
Appearance it may have: Dark Diamond, Diamond Vampire, Super Diamond, Wear Diamond.
Best(s) friend(s): Rouge the Bat and Knuckles The Echidna
Worst enemy: Blood the Cat
Friend (s) Secondary: Sonic, Silver the Hedgehog and Blaze the Cat
Pest (s) Secondary: Myra the Hedgehog, Mary the Hawk
Rival (not necessarily enemy):Ice the Hedchidna
Love: Shadow the Hedgehog