Diamond Matter is slightly bigger than Grey Matter.
Diamond Matter had Diamondhead's crystalline skin. He also had Diamondhead's spikes on his back and the back of his head.
Diamond Matter had Grey Matter's eyes and mouth.
Diamond Matter wore a uniform that was white with black cuffs on the left and black with white cuffs on the right. Diamond Matter wore the Omnitrix symbol on his chest.
Powers and AbilitiesEdit
Diamond Matter had Diamondhead's ability to alter the shape of his limbs with enhanced strength. He has higher intellect than a regular being, but lower than Grey Matter.
- Diamond Matter had a cameo appearance in Secret of the Omnitrix when the Omnitrix shifts Ben from Diamondhead to Grey Matter, if you pause in the middle of the transformation, you'll see Diamond Matter.
- Diamond Matter cannot be accessed unless the Omnitrix is broken.