Cover art by Murphy Anderson, script by Gardner Fox, pencils by Mike Sekowsky, inks by Bernard Sachs "Crisis on Earth-Two!": The JLA and JSA fight their own villains on the opposite Earths until they are mystically transported to cages in space; They escape and take down the gathered villains. 1st printing. This comic book is in used condition and is complete with cover and all pages attached it has flaws that warrant a grade of Fine. Comic Book will be shipped bagged and boarded!