Teen Wolf's Benefactor didn't start to cause chaos until season 4, but the villain will have ties to season 1.

Everyone's' 'Life Is On The Line' In 'Crazy' 'Teen Wolf' Finale, Dylan O'Brien Explains

The man (or woman) behind Beacon Hills' supernatural hit list will be revealed during "Perishable," and so will a few secrets about the Hale house fire.

"[The Benefactor's identity] brings up big questions answered in the final three episodes-events that go back to the very first season of Teen Wolf, with secrets revealed about what happened after the Hale fire," teased series creator Jeff Davis, according to Entertainment Weekly.

What Creature Is Deputy Parrish? Ryan Kelley At Center Of 'Teen Wolf' Episode 9

Meanwhile, the Benefactor's list will get an extra name courtesy of Lydia (Holland Roden). The young banshee will find herself compelled to add the thoroughly human Stiles (Dylan O'Brien) to the compilation of potential victims. As she does so, Derek will learn that Lydia has marked him for death by using his name in cipher (see video below).

Is Scott right to believe that the Benefactor is a banshee? Tell us what you think in the poll below!

Find out more when Teen Wolf airs Mondays at 10 p.m. ET on MTV.

Tags: Teen Wolf television MTV