Cartoon Network Action Pack — DC Comics
Issue: #14
What happens when Ben meets his match? Or rather, his mimic? Trouble, that's what! ?
Creators: Robbie Busch, Rachel Gluckstern, Mike Decarlo, Heroic Age, Mike Sellers, Alison Wilgus, Maurice Fontenot, The Iguana, Joan Hilty, Ethen Beavers, Sholly Fisch
Characters: Gwen Tennyson, Numbuh Two, Crayon Boy, Numbuh Three, Maxwell Tennyson, Ben 10, Numbuh Four