CBR: LBCC: Man of Action Panel
Man of Action members Steven Seagle, Duncan Rouleau and Joe Casey were on hand last Saturday to talk about "Ben 10," "Generator Rex," comic books and more during their panel at the Long Beach Comic Con
Full article here.
Sounds like "Generator Rex" is at least loosely based on the short-lived comic book series "M. Rex" by Joe Kelly and Duncan Rouleau:
Shame that it only ever got to issue 2 - held a lot of promise.