![Shadowhunters Season 2 Episode 20 Shadowhunters Season 2 Episode 20](http://images.weserv.nl/?url=//image.tmdb.org/t/p/w185/jMdlf7Zj2RZCHzbOHD6jHaTklKX.jpg)
Shadowhunters Season 2 Episode 20
Jace and Clary rush to make a final stand, but when a traitor is revealed, Jace and Clary may have a bigger fight on their hands than expected. Meanwhile, Alec and Izzy must fight off a large mass of demons that have unexpectedly shown up, as Luke and Simon head to the Seelie Court to deal with some unfinished business with the Seelie Queen.