|Ultimate Grey Matter|
|Home World||Galvan Prime|
|Evolved/Devolved Form||Grey Matter|
|Powers and Abilities|
|Abilities|| Energy Beams|
|Voice Actor||Eric Bauza|
|Series Appeared||Ben 10: Omniverse|
|First Appearance||The Ultimate Heist|
- The Ultimatrix symbol is located over is top eye.
- He has an appearance that looks looks like Marvel's M.O.D.O.K. The main feature of this alien is his head, which consist of three eyes a mouth and no nose. His brain is visible because of all the lumps showing up on his head, surrounded by a red band. He is a light greyish color and sits in a red(for Albedo) chair, the chair also consist of a peace symbol that sits right under the aliens head. He has tiny legs and feet sticking out of the chair.
- Energy Beam: He has the ability to fire some kind of energy beam from his middle eye.
- Sharp Teeth: Like regular Galvan, he has sharp teeth.
- Enchanced Intellect: He also has enhanced intellect, as do all Galvans, but his brain is much more developed.
- He has a look that resembles the Marvel Comics Villian M.O.D.O.K.
- He is also known as Ultimate Albedo and Ultimate Galvan.