Arrow: 4×20 Season 4 Episode 20 HydraHD
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Genesis
As Oliver and Felicity look for a magical solution to defeat Darhk, a vengeance-driven Diggle gets a lead on Andy’s whereabouts and heads off to confront his brother. Meanwhile, Alex takes Thea on a vacation that quickly turns into a nightmare.
4 x 1Green Arrow | Arrow Season 4 Episode 1 07/10/2015
4 x 2The Candidate | Arrow Season 4 Episode 2 14/10/2015
4 x 3Restoration | Arrow Season 4 Episode 3 21/10/2015
4 x 4Beyond Redemption | Arrow Season 4 Episode 4 28/10/2015
4 x 5Haunted | Arrow Season 4 Episode 5 04/11/2015
4 x 6Lost Souls | Arrow Season 4 Episode 6 11/11/2015
4 x 7Brotherhood | Arrow Season 4 Episode 7 18/11/2015
4 x 8
4 x 9Dark Waters | Arrow Season 4 Episode 9 09/12/2015
4 x 10Blood Debts | Arrow Season 4 Episode 10 20/01/2016
4 x 11A.W.O.L. | Arrow Season 4 Episode 11 27/01/2016
4 x 12Unchained | Arrow Season 4 Episode 12 03/02/2016
4 x 13
4 x 14Code of Silence | Arrow Season 4 Episode 14 17/02/2016
4 x 15Taken | Arrow Season 4 Episode 15 24/02/2016
4 x 16Broken Hearts | Arrow Season 4 Episode 16 23/03/2016
4 x 17Beacon of Hope | Arrow Season 4 Episode 17 30/03/2016
4 x 18
4 x 19Canary Cry | Arrow Season 4 Episode 19 27/04/2016
4 x 20Genesis | Arrow Season 4 Episode 20 04/05/2016
4 x 21Monument Point | Arrow Season 4 Episode 21 11/05/2016
4 x 22
4 x 23Schism | Arrow Season 4 Episode 23 25/05/2016