DC League of Super-Pets: The Great Mxy-Up — DC Comics
Issue: #1
There is nothing the Super-Pets love more than spending time with their heroes, but they're finding it difficult to be taken seriously as members of the team when their humans just don’t understand them. But when Mr. Mxyzptlk (a magical imp from the fifth dimension) arrives in Metropolis with a plan to wreak a little chaos and destruction, the Justice League is caught in his trap! The Super-Pets w...
Creators: Bobby Timony, Heath Corson
Characters: Mark, Wonder Pig, Lulu, Keith