Greymatter is a Galvan from the planet Galvan Prime,Gray Matter was Zac`s 5th transformation,he first used him to check cereal boxes for Yu-Gi-Mon cards.
Greymatter age 10

Grey Matter age 10

Grey Matter

Grey Matter age 15(now)

Advantages & Abilities

  • Has enhanced intelligence, which allows him to quickly understand and operate any form of technology, as well as determine an opponent's weak point. Additionally, he can sometimes control living things by stimulating certain parts of their anatomy
  • Greymatter responds quickly to his surroundings
  • Has a height of 5CM
  • His small size enables him to enter incredibly small spaces
  • His intelligence is enhanced, which not only enables him to understand complex machinery, but also let him be more specific on his observations
  • Microscopic pads on his fingers enable him to stick to any surface
  • His teeth are sharp and can deliver a painful bite
  • Has the advantages of a small animal, for example, he is strong in proportion to his size, able to survive falls from a great height due to his low body weight, and remain active in low oxygen environments since his body requires little air

Disadvantages & Weaknesses

  • Unlike the other forms, GreyMatter is unable to participate in direct combat
  • His size makes him incredibly weak and easily trampled on
  • Not quick enough to escape from animals that see him, such as dogs

Omnitrix/Ultimatrix modifcations

  • Green eyes instead of normel greenish Yellow
  • Black and white suit
  • Omnitrix/Ultimatrix symbol