No they only say that. We have no proof they have. But i bet you can invent them ^_^
ben got his aliens from his watch
ben,ben,ben,ben
ben has 1,000,900 aliens in his omnitrix
above 50 aliens are in ben ten's watch about 64
A list all the aliens ben has
It is assumed he doesn't, as the new aliens are "fusions" of the aliens from the original series.
63 aliens.
None of them has all the aliens
None.
Ben 10 has more than ten aliens while protecting the earth.
XLR8
yes if you do what ben did to get aliens like waybig