A new promo for Arrow Season 2 has surfaced. It is short, clocking in at 16 seconds, but is pretty much entirely new footage. It also includes Summer Glau (Firefly, Terminator: The Sarah Connor Chronicles, Dollhouse, Alphas) who was added to the cast for Season 2 as Isabel Rochev. You can check it out below. Arrow Season 2 premieres on October 9, 2013 at 8pm on The CW.