Home » ‘Shadowhunters’ Series Premiere Preview Guide: “The Mortal Cup” Shadowhunters ‘Shadowhunters’ Series Premiere Preview Guide: “The Mortal Cup” 'Shadowhunters' Series Premiere Preview Guide: "The Mortal Cup" cbeatae Share This Previous Article'The Flash' Casts Aaron Douglas as The Turtle Next ArticleMTV's 'The Shannara Chronicles' Premiere a Big Hit January 12, 2016