Teen Wolf 5x17-A Credible Threat Promo #2!

Parrish fights the Beast at the school, but loses, as the Beast is getting smarter. Mason deduces that the Doctors are using high-frequency radio signals to trigger the Beast's shifts, and the pack realize that the Beast may be summoned again at the upcoming lacrosse game. Scott and Stiles find Bobby Finstock in rehab, and convince him to coach the game, planning on having him forfeit the game; however, Finstock refuses to do so and the game begins. Scott convinces Brett and his sister Lori to help them. Wi