Arrow Season 4 “Revenge” Promo

Arrow 4×10 “Blood Debts” – Oliver goes after Darhk with everything he has when Arrow returns with all-new episodes, Wednesday January 20th on The CW! Official website: http://www.cwtv.com/shows/arrow/ Official Twitter page: https://twitter.com/CW_Arrow Official Facebook page: https://www.facebook.com/CWArrow