Attack on Titan: S01E21
Crushing Blow: The 57th Exterior Scouting Mission (5)
After a last act of desperation, the person inside the Female Titan has escaped from the Recon Corps and reverted to their human form. Now, disguised as a member of the Recon Corps and equipped with Maneuver Gear, they finally catch up to their prey — Levi’s squad.
Attack on Titan episode 21 is titled “Crushing Blow: The 57th Exterior Scouting Mission (5)”, one of 25 episodes in the series. It first aired on September 1, 2013. This episode carries English and Japanese audio, with subtitles in English. It streams in up to 1080p. Running time is about 24 minutes. Next up is episode 22.
1 - 1To You, in 2000 Years: The Fall of Shiganshina (1) Apr. 07, 2013
1 - 2That Day: The Fall of Shiganshina (2) Apr. 14, 2013
1 - 3A Dim Light Amid Despair: Humanity's Comeback (1) Apr. 21, 2013
1 - 4
1 - 5First Battle: The Struggle for Trost (1) May. 05, 2013
1 - 6The World the Girl Saw: The Struggle for Trost (2) May. 12, 2013
1 - 7Small Blade: The Struggle for Trost (3) May. 19, 2013
1 - 8I Can Hear His Heartbeat: The Struggle for Trost (4) May. 26, 2013
1 - 9Whereabouts of His Left Arm: The Struggle for Trost (5) Jun. 02, 2013
1 - 10Response: The Struggle for Trost (6) Jun. 09, 2013
1 - 11Idol: The Struggle for Trost (7) Jun. 16, 2013
1 - 12Wound: The Struggle for Trost (8) Jun. 23, 2013
1 - 13Primal Desire: The Struggle for Trost (9) Jun. 30, 2013
1 - 14
1 - 15Special Operations Squad: Eve of the Counterattack (2) Jul. 21, 2013
1 - 16What Needs to Be Done Now: Eve of the Counterattack (3) Jul. 28, 2013
1 - 17Female Titan: The 57th Exterior Scouting Mission (1) Aug. 04, 2013
1 - 18
1 - 19Bite: The 57th Exterior Scouting Mission (3) Aug. 18, 2013
1 - 20Erwin Smith: The 57th Exterior Scouting Mission (4) Aug. 25, 2013
1 - 21Crushing Blow: The 57th Exterior Scouting Mission (5) Sep. 01, 2013
1 - 22The Defeated: The 57th Exterior Scouting Mission (6) Sep. 08, 2013
1 - 23Smile: Assault on Stohess (1) Sep. 15, 2013
1 - 24Mercy: Assault on Stohess (2) Sep. 22, 2013
1 - 25Wall: Assault on Stohess (3) Sep. 29, 2013