are you kidding i AM Ben ten
You can't
master control and all aliens
ben got his aliens from his watch
Ben 10 has more than ten aliens while protecting the earth.
Upchuck in the ds version and also some others on the PS2/PSP after beating vilgax 25 times
ben 10 aliens unleashed or ben 10 evolution
10
cheats on ps2 ben 10 protecter of the earth?
PS2 does have a game for Ben 10 Ultimate alien
It is assumed he doesn't, as the new aliens are "fusions" of the aliens from the original series.
you can get upchuck on the Ds and maybe PS2, I just dont remember the code
The Omnitrix (the watch-like device he uses to transform into an alien) has 10 aliens at time. But it happened that Ben managed to "unlock" more aliens by collecting their DNA.