Download or read book Supergirl (2011-) #4 written by Michael Green and published by DC. This book was released on with total page 22 pages. Available in PDF, EPUB and Kindle. Book excerpt: Trapped and powerless aboard a space station, Supergirl is at the mercy of an ingenious new foe who wants to learn everything there is to know about her. But Supergirl is more than just her powers, and she'll soon show this foe--and all of Earth--what she's truly capable of!