Issue: #22
Overview Supergirl's got twice the fight on her hands when she faces off against the Karate Kid of the present and the Karate Kid of the future. It's non-stop action, with time-spanning secrets at stake!
Creators: Rod Reis, Jared K. Fletcher, Tony Bedard, Bernard Chang, Jose Wilson Magalhaes, Nachie Castro, Matt Idelson, Renato Guedes
Characters: Superman, Tim Drake, Rose Wilson, Rose Wilson, Supergirl, Supergirl, Thom Kallor, Brainiac 5, Chameleon Boy, Colossal Boy, Cosmic Boy, Dream Girl, Lightning Lad, Timber Wolf, Wonder Girl, Sun Boy, Element Lad, Saturn Girl, Shadow Lass, Duplicate Girl