I thought Ben 10 would be an awesome addition to the New 52 universe. I know I would buy the crap out of his series. Well, anyway turns out he's hinted at in Smallville Season 11 #13:
In 31st Century Metropolis, one of the male citizens Booster is address to clear out of imminent danger is wearing an original model version of the Omnitrix device on his wrist similar to the one used by Ben Tennyson in the Ben 10 franchise tv series:
What do you think of Ben 10 being used as an actual DC character? Do you think it would mesh well? Or do you think that the Ben 10 universe is too big to mesh with the DC universe?