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The Best Episodes of A Certain Magical Index

Every episode of A Certain Magical Index ranked from best to worst. Let's dive into the Best Episodes of A Certain Magical Index!

Binge this in 1d 6h•Peaking at 7.4/10

Touma Kamijou is a student living in Academy City, a highly advanced place in terms of technology. Despite being gauged as a level zero esper (no powers), he possesses on his right hand the Imagine

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Episode Rankings

  1. #1 Fan Favorite
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    A Certain Magical Index Season 1 Episode 1 - Academy City
    7.4/10(11 votes)

    #1 - Academy City

    S1:E1

    Kamijo meets Index, who is on the run from a magic society that wants the library of forbidden knowledge stored in her memory. Later, Kamijo is shocked to find Index at his house – bleeding and accompanied by a strange man.

    Director:Unknown
    Writer:Masanao Akahoshi

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  2. A Certain Magical Index Season 1 Episode 5 - Limit (12 o'clock)
    7.4/10(8 votes)

    #2 - Limit (12 o'clock)

    S1:E5

    Touma tries desperately to save Index's memories before it is too late.

    Director:Hiroshi Nishikiori
    Writer:Unknown

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  3. A Certain Magical Index Season 1 Episode 6 - Imagine Breaker
    7.4/10(8 votes)

    #3 - Imagine Breaker

    S1:E6

    Following the events of last episode and the activation of Index's defense mechanism Touma struggles to hide his amnesia from Index.

    Director:Hiroshi Nishikiori
    Writer:Unknown

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  4. A Certain Magical Index Season 1 Episode 9 - Deep Blood (Vampire Killer)
    7.4/10(7 votes)

    #4 - Deep Blood (Vampire Killer)

    S1:E9

    Touma confronts Ars Magna in a dangerous battle to rescue both Index and Deep Blood.

    Director:Hiroshi Nishikiori
    Writer:Unknown

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  5. A Certain Magical Index Season 1 Episode 2 - Innocentius (The Witch Hunter King)
    7.3/10(9 votes)

    #5 - Innocentius (The Witch Hunter King)

    S1:E2

    Kamijo tangles with Stiyl, upset with the magician’s rough behavior toward Index. When quick thinking allows Kamijo and Index to escape, they head to the one person that might be able to help them.

    Director:Unknown
    Writer:Unknown

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  6. A Certain Magical Index Season 1 Episode 3 - Necessarius (The Church of Necessary Evil)
    7.3/10(9 votes)

    #6 - Necessarius (The Church of Necessary Evil)

    S1:E3

    While Komoe helps Index in healing her wounds using magic, Toma meets Stiyl's partner, Kaori Kanzaki and learns from her why they are hunting Index and the organization, Necessarius, The Church of Necessary Evil.

    Director:Hiroshi Nishikiori
    Writer:Unknown

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    The 20 WORST Episodes of A Certain Magical Index

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  7. A Certain Magical Index Season 1 Episode 8 - Ars Magna (Golden Transmutation)
    7.3/10(7 votes)

    #7 - Ars Magna (Golden Transmutation)

    S1:E8

    Touma encounters Ars Magna the leader of Misawa Cram School and a man with his own connection to Index.

    Director:Hiroshi Nishikiori
    Writer:Unknown

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  8. A Certain Magical Index Season 1 Episode 11 - Sisters (Sisters)
    7.3/10(7 votes)

    #8 - Sisters (Sisters)

    S1:E11

    Touma goes in search of Misaka to investigate the clone experiment.

    Director:Hiroshi Nishikiori
    Writer:Unknown

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  9. A Certain Magical Index Season 1 Episode 12 - Level 6 (Absolute Ability)
    7.3/10(6 votes)

    #9 - Level 6 (Absolute Ability)

    S1:E12

    Touma discovers the reason behind the experiment and appears to grow closer to Misaka.

    Director:Hiroshi Nishikiori
    Writer:Unknown

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  10. A Certain Magical Index Season 1 Episode 4 - Perfect Memory Ability
    7.2/10(9 votes)

    #10 - Perfect Memory Ability

    S1:E4

    Touma learns the truth about Index's perfect memorization and her loss of memories.

    Director:Hiroshi Nishikiori
    Writer:Unknown

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  11. A Certain Magical Index Season 1 Episode 18 - Replica (Impostor)
    7.2/10(6 votes)

    #11 - Replica (Impostor)

    S1:E18

    In order to shake off the unwanted attention she’s getting from Unabara, Misaka asks Kamijo to pretend to be her boyfriend. Things get complicated when the faux-couple discovers that Unabara is hiding a magical secret.

    Director:Hideki Tachibana
    Writer:Akira Tanizaki

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  12. A Certain Magical Index Season 1 Episode 21 - Counter Stop (Identity Unknown)
    7.2/10(6 votes)

    #12 - Counter Stop (Identity Unknown)

    S1:E21

    School’s back in session and that means new transfer students – one of which is Index! In class, Komoe offers more insight into the realities of life as an esper – and a powerful new magical presence is detected in Academy City.

    Director:Hiroshi Nishikiori
    Writer:Satoru Nishizono

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  13. A Certain Magical Index Season 1 Episode 22 - Golem (Stone Figure)
    7.2/10(6 votes)

    #13 - Golem (Stone Figure)

    S1:E22

    Panic ensues in Academy City upon the arrival of the sorcerer Sherry Cromwell, who makes no secret of her plans to destroy Kazakiri! Kamijo steps up to ruin Sherry’s plot – but the situation is more complex than he knows.

    Director:Hiroshi Nishikiori
    Writer:Unknown

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  14. A Certain Magical Index Season 1 Episode 23 - Friends (Hyoka Kazakiri)
    7.2/10(6 votes)

    #14 - Friends (Hyoka Kazakiri)

    S1:E23

    Kamijo chases Sherry away only to discover the sorcerer now has designs on Index! Meanwhile, with her secret revealed, Kazakiri takes advantage of her new situation and sets out to fight Ellis.

    Director:Hideki Tachibana
    Writer:Satoru Nishizono

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  15. A Certain Magical Index Season 1 Episode 10 - Mikoto Misaka (Sissy)
    7.1/10(7 votes)

    #15 - Mikoto Misaka (Sissy)

    S1:E10

    Touma spends some time with Misaka Mikoto and makes a strange discovery.

    Director:Hiroshi Nishikiori
    Writer:Unknown

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  16. A Certain Magical Index Season 1 Episode 7 - The Science Cult (Misawa Cram School)
    7.0/10(7 votes)

    #16 - The Science Cult (Misawa Cram School)

    S1:E7

    Stiyl and Touma join forces to investigate the mysterious Misawa Cram School.

    Director:Hiroshi Nishikiori
    Writer:Unknown

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  17. A Certain Magical Index Season 3 Episode 2 - The Right Seat of God
    7.0/10(1 votes)

    #17 - The Right Seat of God

    S3:E2

    Tōma is parachuted into a river and almost drowns but is saved by Itsuwa of the Amakusa Catholics. He explains to Itsuwa that he and Tsuchimikado are trying to find Constantine's Document, also known as the C Document, a magical item that was long ago given by Emperor Constantine to the Pope which allowed whatever the user believes, the people living on Papal Lands also believed it, which Tsuchimikado believes is responsible for the world wide anti-Academy City protest. Bringing him to a cafe, Itsuwa explains the C Document is in Avignon and not in Rome due to the events of the Avignon Papacy and the city's ley lines allows the document to spreads it's magic throughout Europe. However, Tōma and Itsuwa are forced to abandon the cafe after rioters reazlies Tōma is from Academy City. Meanwhile in London, Stiyl and Agnese interrogate Lidvia and Biagio over information on who God's Right Seat are and their goals which Lidvia reveals they are four special individuals who sacrificed their ability to use normal magic in exchange for divine powers so they can rid themselves of Original Sin and become closer with God. As they avoid the rioters, Tōma and Itsuwa gets a call from Tsuchimikado that they need to find one of the city's ley lines so Tōma's Imagine Breaker can destroy the effects of the C Document. Just before Tōma and Itsuwa disrupts one of the site of the ley lines, they are attacked by God's Right Seat, Terra of the Left.

    Director:Unknown
    Writer:Unknown

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  18. A Certain Magical Index Season 3 Episode 3 - The Document of C.
    7.0/10(1 votes)

    #18 - The Document of C.

    S3:E3

    Tsuchimikado appears and joins forces with Tōma and Itsuwa against Terra, who flees when a platoon of powered suits sent by Academy City interfere with their fight. Tsuchimikado then stays behind to stop the suits while Tōma and Itsuwa chase after Terra at the Palais des Papes. Once there, Tōma contacts Mikoto by phone and learns from her that according to the media, Academy City launched an attack on Avignon in retaliation against a plan to attack it, but their conversation is cut short when Terra, having the C Document in his hands, attacks him. During their fight, Terra realizes that Tōma still has not attained the full power of Imagine Breaker because he lost his memory, but nevertheless, Tōma takes advantage of a weakness in Terra's abilities to defeat him and destroy the C Document. Just as Tōma is about to inquire Terra about what he knows about Imagine Breaker, a squad of stealth bombers led by Accelerator attack the palace, allowing Terra to escape. However, at St. Peter's Basilica, Terra is killed for involving civilians in the conflict by Acqua of the Back who decides to take the war against Academy City personally after Terra and Vento's failures.

    Director:Unknown
    Writer:Unknown

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  19. A Certain Magical Index Season 3 Episode 7 - The Third Level
    7.0/10(1 votes)

    #19 - The Third Level

    S3:E7

    Itsuwa reveals to Tōma she has come to Academy City as his bodyguard to protect him from Acqua, who is now targeting him for ruining God's Right Seat plans. While Itsuwa's Amakusa comrades watch from afar and plan to have she and Touma to get close and be a couple, Mikoto is still dealing with the revelation of Tōma's amnesia. Tōma brings Itsuwa to his home, where Index accidentally destroys the bathroom, which Itsuwa decides to bring Tōma and Index to a spa located in 22th District's underground city. After an awkward meeting between Itsuwa, Index and Mikoto in the spa, Tōma and Itsuwa takes a walk at a park. However, Acqua appears, having defeated the rest of the Amakusas, demands Tōma hand over his right arm which contains Imagine Breaker. Tōma and Itsuwa tries to fight back but are unable to hit him due to Acqua's Saint powers. After beating Tōma to a pulp, Acqua gives him one more day before he gets his right arm while Itsuwa feels guilty for failing her mission.

    Director:Unknown
    Writer:Unknown

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  20. A Certain Magical Index Season 3 Episode 8 - Saint Breakout
    7.0/10(1 votes)

    #20 - Saint Breakout

    S3:E8

    With Kamijo unconscious, Itsuwa is guilt-ridden, and receives a pep talk from Tatemiya. As Orsola researches Acqua's past, the Amakusa Church members make their stand against Acqua, at which Itsuwa reveals their new secret weapon.

    Director:Unknown
    Writer:Unknown

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  21. A Certain Magical Index Season 3 Episode 9 - Holy Mother Veneration
    7.0/10(1 votes)

    #21 - Holy Mother Veneration

    S3:E9

    Kanzaki battles Acqua under Academy City, but finds herself overpowered by his might. Mikoto runs into Kamijo after he sneaks out of his hospital room. Kanzaki works with the Amakusa Church members to find a way to beat Acqua.

    Director:Unknown
    Writer:Unknown

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  22. A Certain Magical Index Season 3 Episode 10 - Sky Bus 365
    7.0/10(1 votes)

    #22 - Sky Bus 365

    S3:E10

    Itsuwa and Kanzaki both up the ante in their pursuit of Kamijo. Index and Kamijo are summoned to Britain to deal with a magic issue, but while en route, their jet falls victim to a terrorist plot that threatens the lives of everyone aboard.

    Director:Unknown
    Writer:Unknown

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  23. A Certain Magical Index Season 3 Episode 11 - British Labyrinth
    7.0/10(1 votes)

    #23 - British Labyrinth

    S3:E11

    After being escorted to London, Kamijo and Index have an audience with the queen and three princesses to discuss the threats facing Britain. Upon dividing into separate teams, Kamijo assists with tracking down the members of New Light.

    Director:Unknown
    Writer:Unknown

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  24. A Certain Magical Index Season 1 Episode 13 - Accelerator (One Way)
    6.8/10(6 votes)

    #24 - Accelerator (One Way)

    S1:E13

    Misaka and Touma hatch a plan to defeat Accelerator and end the experiment.

    Director:Hiroshi Nishikiori
    Writer:Unknown

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  25. A Certain Magical Index Season 1 Episode 20 - Virus Code (Final Signal)
    6.8/10(6 votes)

    #25 - Virus Code (Final Signal)

    S1:E20

    After Accelerator frees Last Order of the virus infecting her brain, he’s attacked by gun-wielding Amai. Just as all appears lost for Accelerator, Yoshikawa arrives to help – but Amai isn’t going down without a fight.

    Director:Daisuke Takashima
    Writer:Satoru Nishizono

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Best Episodes Summary

"Academy City" is the best rated episode of "A Certain Magical Index". It scored 7.4/10 based on 11 votes. Directed by Unknown and written by Masanao Akahoshi, it aired on 10/5/2008. This episode scored 0.0 points higher than the second highest rated, "Limit (12 o'clock)".