Ben 10 Heroes on X: "If you could only transform into ONE Alien who would you be and why?! #Ben10Heroes #Heatblast #Cannonbolt #GreyMatter #Diamondhead #Ben10 #Stinkfly https://t.co/GmJ84qyDyC" / X
Grey Matter | Ben10Hero
Grey Matter | Ben 10 Wiki | Fandom
When Ben 10 scans or transforms into an alien, is the alien just “average” or does it make Ben into the strongest version/form of that alien? - Quora