Crushing Blow: The 57th Exterior Scouting Mission, Part 5
Attack on Titan Ep 21 Title Card
Season 1, Episode 21
General Information
Series Attack on Titan
Kanji 鉄槌 ―第57回壁外調査⑤―
Rōmaji Tettsui -Dai Gojū-Nana Kai Hekigai Chōsa (5)-
Alternative Translations Crushing Blow
Air Date August 31, 2013 (Japan), October 4, 2014 (USA)
Adapted From 28, 29, 30
Opening Feuerroter Pfeil und Bogen
Ending great escape
Episode guide
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Attack on Titan Episode List


Commander Erwin tells Hanji that Titan Shifters' abilities vary and that they failed when they only had thought about Eren's abilities. Meanwhile, Armin tells Jean that the enemy who is after Eren is the one who saw him transform. Deep in the forest, Auruo grabs Eren and urges him to keep on running. The enemy transforms into a Titan. and chases after Eren's party. Erd yells at Eren to not use his power. Petra reminds Eren to trust them. As Eren leaves, Petra and the gang engage the Female Titan. For a brief moment, Erd grabs the Female Titan's attention. Then, Petra and Auruo dive towards the Female Titan and gouge her eyes out. With the Female Titan against the tree, Erd and the others slash furiously at the Female Titan's arm. Erd and the others soar towards the neck of the Female Titan when the Female Titan's arms are down.

Suddenly, the Female Titan's right eye regenerates, and she bites Erd's body in half. Petra tries to run away, only to be stepped on. Auruo attempts to slash the Female Titan's neck, but he breaks his sword against the hardened nape of the Female Titan. Then, the Female Titan kicks Auruo, instantly killing him. Enraged over the death of his comrades, Eren transforms into a Titan. Meanwhile, Mikasa, Levi and Erwin hears Eren's scream. While Eren engages the Female Titan, Levi arrives on scene to gaze upon his deceased comrades' faces. In Eren's mind, he regrets not fighting soon and that his choice made everyone died. Eren howls in front of the Female Titan's face. When the Female Titan's right eye regenerates fully, she kicks off Eren. Eren's fists cannot touch the Female Titan. In one instance, the Female Titan hardens her fist and slams it into Eren's jaw. Eren manages to punch the Female Titan, though gets exhausted. In a brief moment, the Female Titan knocks Eren's head off. Then, Mikasa arrives to see the Female Titan swallowing Eren whole. She chases the Female Titan and launches a flurry of attacks, only to break her blade. When the Female Titan runs off, Levi arrives to instruct Mikasa to keep her distance. The two continue to pursue the Female Titan.

Points of Interest

  • Eyecatch Information: The horses of the Survey Corps are bred to stand around 160 cm and weigh between 450 and 500 kg. They can speed between 75 and 80 km/hour and main speeds of 35 km/hour. Horses are generally used to escape a Titan.


The following quotes are from the Crunchyroll subtitle script, timestamps are approximate.

Manga & Anime Differences

The following points show notable alterations from the source material.

  • The manga shows all the gore in the Female Titan's scenes where she slaughters Petra's team.
  • Continuity: The anime has Levi looking at the corpses of his comrades during Eren's fight. In the manga, this happens after Eren was defeated by the Female Titan (Ch. 30).

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