<a href="/hashtag/dctv?refid=13&__tn__=%2Cg"> <span > #</span><span >DCTV</span></a> Couch Club discusses Metallo, Cadmus, and kryptonite in tonight's episode of <a href="/hashtag/supergirl?refid=13&__tn__=%2Cg"> <span > #</span><span >Supergirl</span></a>! Plus, did you catch that Crisis on Infinite Earths reference? <a href="https://bit.ly/2e2WJRD" target="_blank" rel="noopener"> <span> http://bit.ly/</span><wbr /><span ></span>2e2WJRD</a>