"Let's see how you like it!" - Ultimate Gravattack's first words in For A Few Brains More
Ultimate Gravattack is the evolved version of a Galilean from the planet Keplorr who was only used by Albedo in the Ben 10: Omniverse episode For A Few Brains More. He is voiced by David Kaye. The small planets that surrounds Ultimate Gravattack is based on the Pokemon Koffing.
Appearance
Ultimate Gravattack's body is much rounder compared to Gravattack and no he longer has legs. His core is now located inside his mouth, with the red swirl visible whenever he opens it. Ultimate Gravattack's skin is much more jagged and has large spikes of varying lengths protruding from his body. His rocky skin is purple in color while his eyes and core are red. There are three small planeloads orbiting around him which have two red eyes and large teeth. The Ultiamtrix symbol, which has six small spikes like Ultimate Spidermonkey, is located on his "chest".