Ep 10. Erchomai

In Shadowhunters season 3 episode 10, titled Erchomai, tensions continue to rise as the final battle between the Shadowhunters and their enemies draws near. Jace, who has been struggling with his identity after being controlled by Lilith, seeks guidance from Magnus. However, Magnus has his own problems to deal with as Alec's mother, Maryse, arrives unexpectedly, causing tension within his relationship.

Meanwhile, Simon and Izzy work together to track down a rogue vampire who is targeting mundanes, and Clary faces a difficult decision when she is asked to make the ultimate sacrifice to save the world.

As the clock ticks down towards the end of the world, the Shadowhunters must band together in order to protect humanity and defeat their enemies. However, not everyone will make it out alive in this epic conclusion to the series.