Do you know what the source of Superman's power is? Test your knowledge! Take the Anatomy of a Metahuman quiz: <a href="https://goo.gl/jkzEup" target="_blank" rel="noopener"> <span> https://goo.gl/</span><wbr /><span ></span>jkzEup</a> <a href="/hashtag/dc?refid=13&__tn__=%2Cg"> <span > #</span><span >DC</span></a> <a href="/hashtag/dccomics?refid=13&__tn__=%2Cg"> <span > #</span><span >DCComics</span></a> <a href="/hashtag/superman?refid=13&__tn__=%2Cg"> <span > #</span><span >Superman</span></a>