Tonight on the mid-season finale of ‘Supergirl‘ titled, ‘Reign‘, ‘Reign‘ is in full effect as the evil Kryptonion World Killer squares off against Kara right in the midst of their Christmas celebration. Check out the promo below and share your thoughts. Supergirl’s mid-season finale airs tonight at 7pm Central on The CW.
“Supergirl (Melissa Benoist) investigates a mysterious symbol popping up all over National City, tracing its origins back to an ancient prophecy and the mark of the World Killer, Reign (Odetee Annable). Meanwhile, the tension between Lena (Katie McGrath) and Morgan Edge (guest star Adrian Pasdar) continues to build, causing James to step in and offer up some protection, and possibly igniting a spark in the process.”