Justice League Unlimited — DC Comics
Issue: #3
The action-packed new series continues! The Atom learns of an alien invasion whose entrance to our dimension is in the League’s Watchtower! Can the mighty mite get a "little" help from his super friends Wonder Woman, Ice and Firestorm?Also, a short issue about Power Girl in "Rolling in the River" and another short issue about Mister Miracle in "Escape from the Slab"
Creators: Walden Wong, Carlo Barberi, Tom Palmer, Ben Caldwell, Pat Brosseau, Heroic Age, Adam Beechen
Characters: Batman, Superman, Power Girl, Ice, Martian Manhunter, Mr. Miracle, Aquaman, Barry Allen, Wonder Woman, Big Barda, Lex Luthor, Ray Palmer, Firestorm, Oberon