Cartoon Network Action Pack — DC Comics
Issue: #43
A special prequel issue to the live action movie, Ben 10 Alien Swarm! See Ben's grandpa Max in action as one of the greatest plumbers the universe had ever seen. Discover Elena's big secrets. And finally, Kevin gets wind of some black market alien tech being sold.
First appearances: Elena Validus
Creators: Mike Decarlo, Min S. Ku, Mike Cavallaro, Merrill Hagan
Characters: Gwen Tennyson, Maxwell Tennyson, Ben 10, Elena Validus, Kevin 11