Although Eren Yeager is technically the main character ofAttack on Titan,in many instances,his best friendArmin Arlert is the one who truly steals the show. Armin’s profound intelligence is one of his greatest qualities, giving him an advantage in strategic situations. Since he is very introspective, Armin is a master at devising successful plans of attack and has earned the Survey Corps numerous victories.
Armin is also very loving towards his friends andwilling to do anything to protect his comrades. Although he is a soldier in the war, he always prioritizes peaceful resolution and continually devotes himself to achieving successful outcomes while causing the least amount of harm possible. Armin is a truly unique anime hero unlike any other, and his best moments prove why he is such a thoughtful, caring, and clever character.

10Armin Felt Joy Upon Finally Reaching The Ocean
Season 3, Episode 59, “The Other Side of the Wall”
Armin’s greatest dream in life was to visit the ocean, a dream that felt out of reach when he was trapped within the walls. He first learned about the sea from a book about the outside world his grandfather owned. Inspired by the gorgeous images and wondrous descriptions, Armin vowed to visit that magnificent place one day, with his best friends by his side.
In season three, Armin’s dream finally came to fruition when the Survey Corps traveled to the ocean. In complete shock and awe, he splashed around in the water with his friends, admired a seashell, and basked in the beauty of the place he had only ever seen in the pages of a book.This delightful moment of serenity is a highlightof the series, allowing Armin and his comrades a well-deserved break from the struggle of war.

9Armin Punched Eren When He Hurt Mikasa’s Feelings
Season 4, Episode 73, “Savagery”
In season four,Eren Yeager was exceptionally cruel to Armin and Mikasa, his childhood best friends. He insulted them both at length, culminating in him telling Mikasa he always hated her. Filled with rage at Eren’s brutal words towards one of his best friends, Armin leaped over the table and punched him.
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The pair fought for a few moments, leaving Armin with a bloody nose and other injuries. Even though Armin knewEren was strongerthan him physically,he did not hesitate to push back against Eren’s rude wordsto Mikasa. His commendable bravery at this moment revealed his genuine love for Mikasa, a friend he had been very close with since their youth.

8Armin Defended His Comrades by Any Means Possible
Season 3, Episode 39, “Pain”
Armin is one ofAttack on Titan’smost peaceful characters anda huge proponent of solving problems without violence.However, when his comrade, Jean Kirstein, was in danger, Armin had to commit an unthinkable act. He shot a man dead to keep Jean from being harmed, in a surprisingly bold scene no one expected from the kindhearted hero.
Thisaggressive action took a considerable mental toll on Armin. He sobbed and even threw up from the guilt of what he had been forced to do, which showed his gentle nature and disgust at having to take a human life. This pivotal moment made Armin even more eager to end the war quickly, since he took zero pleasure in ending lives.

7Armin Transformed Into the Colossal Titan To Fight Marley
Season 4, Episode 66, “Assault”
Armin was the inheritor of Bertolt Hoover’s Colossal Titan, eating him to take on the Titan power inAttack on Titan’sthird season. During the Scouts' raid on Liberio,Armin finally shifted into his Titan form on-screen to fightagainst the Marleyans. Although he felt terrible for causing such harm, he realized he must use the full extent of his powers to protect his comrades.
His towering Colossal Titan is one of the series' strongest titans, boasting staggering height and power. With his transformation, he killed thousands. This action was quite uncharacteristic of Armin, since he hated harming others, but he understood he had no other choice and carried out the attack,protecting the Survey Corps' members bravely.

6Armin Expressed Disgust and Disapproval of Eren’s Plan in a Heartfelt Conversation
Season 4, THE FINAL CHAPTERS Special 2
Armin and Eren’s final goodbye conversationis sure to make anyAttack on Titanfan shed a tear. In this last discussion, Arminadmonished Eren for his choice to commit genocide to save the Eldians, firmly expressing to his friend that that was not the right course of action. Eren refused to be swayed, much to Armin’s dismay and heartbreak.
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Armin had truly hoped that his impassioned words could get through to Eren, but his friend was already too committed to his plan. Humbly,Armin took on partial blame for letting Eren reach the point of such violenceand frustration, feeling that he should have stepped in sooner as one of Eren’s best friends. In a bittersweet scene, he embraced Eren, letting his friend know he still loved him dearly, even though they would battle against one another soon afterward.
5Armin Delivered a Speech To Save Eren From Execution
Season 1, Episode 10, “Response: The Struggle for Trost, Part 6”
Attack on Titanbegan with one of the most shocking scenes in anime history, “killing” off a main character when Eren got eaten by a Titan. Eren’s life was not over, though, and he escaped using the Attack Titan powers he was unaware of at this point. When the Garrison discovered one of the Survey Corps' members could shift into a Titan,they considered executing Eren.
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Armin proved his ability to use words masterfully to accomplish his goals by delivering a compelling speech, pleading with the Garrison to leave Eren alive. He argued that Eren would cause no harm to humans, and thathis new Titan power could even be used as a valuable weapon.Armin’s ability to successfully persuade and even manipulate people was showcased perfectly in this emotional scene.
4Armin Deceived Annie and Convinced Her To Reveal Her Female Titan Identity
Season 1, Episode 23, “Smile: Assault on Stohess, Part 1”
When Armin and the other Survey Corps' members began to heavily suspect that Annie Leonhart, a fellow comrade, was the Female Titan, they allowedArmin to devise a crafty plan to make her admit the truth.Armin had paid careful attention to Annie’sbehavior in her human form, and the Female Titan’s behavior, and connected the dots in his mind. When Annie would not enter the underground tunnel, his theory was confirmed.
When Reiner and Bertolt started displaying suspicious behavior,Armin also discovered their true Titan identities. His amazing ability to carefully gather evidence to unravel nearly any lie proves why he isAttack on Titan’smost quick-witted character. Whereas other characters excel with weapons or their muscles, Armin’s greatest asset is his own sharp mind.
3Armin Became the Survey Corps’ 15th Commander
Season 4, THE FINAL CHAPTERS Special 1
In the final season ofAttack on Titan,Hange Zoë, the 14th Commander of the Survey Corps, boldly sacrificed their life to help the soldiers move forward. After their tragic death,Armin was appointed the new Commander. Although he doubted himself and his own abilities, no other character was better suited for the job.
Armin’s greatest talent is devising successful plans, so his gifts were utilized well in his new role. ThroughoutAttack on Titan, he convinced many enemies to reveal their motives, argued successfully, and figured out solutions to difficult problems. Armin’s clever way of thinking makes him the perfect choice for Survey Corps Commander. Evenat the end of the series, he continues to engage in peace talks with other nations, and this very action reveals thatArmin has the unique potential to gradually end the cycle of violence.
2Armin Fought and Killed His Best Friend, Stopping the Rumbling
Eren was Armin’s best friend, and, together with Mikasa, the trio grew up together. It was exceptionally difficult for Armin to separate his personal feelings of love for Eren from his duty as Commander of the Survey Corps. Even though it was hard, hesuccessfully fought his closest friend and even contributed to Eren’s murder.
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Armin sobbed with grief when he saw Eren’s body, revealing how deeply he cared for his friend even though he fervently disagreed with his choice to start The Rumbling. Armin was placed in a tough position, but made the choice that would benefit humanity and save innocent people. His selfless choice demonstrated his potential to be the best Survey Corps Commander yet, while his raw emotion proved his everlasting love for his best friend.
1Armin Sacrificed Himself To Beat the Colossal Titan
Season 3, Episode 54, “Hero”
Armin’s most shocking sacrifice yet occurred whenhe almost offered up his own life for the sake of the mission. The Survey Corps were battling Reiner and Bertolt in their Titan forms after discovering the pair’s betrayal and true identities as undercover spies. He and Eren struggled to defeat Bertolt’s Colossal Titan, prompting Armin to make his bravest decision.
Armin threw himself into the Colossal Titan’s flames, burning his body to a crisp. Armin’s noble choice in this scene contributed heavily toLevi’s eventual choiceto give him the reviving Titan serum. Even though he suffered tremendous pain and nearly died,Armindid not hesitate,spurred on by his hopes of saving not just his comrades, but humanity as a whole.
Attack On Titan
Cast
Based on the manga, Attack on Titan is a dark-action fantasy series set in a world where humanity has been corralled into walled cities from fear of monstrous human-eating Titans that exist outside of them. When protagonist Eren Yeager’s mother is killed in front of his eyes at a young age, his thirst for vengeance leads him to join an elite group of soldiers created to fight back against the Titan menace.