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The Worst Episodes of A Certain Magical Index

Every episode of A Certain Magical Index ranked from worst to best. Explore the Worst Episodes of A Certain Magical Index!

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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 Worst Episode
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    A Certain Magical Index Season 2 Episode 2 - The Book of Law
    6.4/10(91 votes)

    S2:E2

    The Book of Law is an encrypted grimoire that only one nun has the skills to decipher—and it’s gone missing! If its magic is ever used, it will bring about all sorts of ruin. Now, the church just has to keep the gifted nun safe. How hard can that be?

    Director:Hiroshi Nishikiori
    Writer:Unknown

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  2. A Certain Magical Index Season 2 Episode 15 - Queen's Fleet
    6.4/10(77 votes)

    S2:E15

    Agnese makes a deal with Toma and Orsola that guarantees their safe escape from the Roman Orthodox ship—so long as they take Sisters Angelene and Lucia with them. As they search for the nuns, they uncover more about the ship’s terrible true purpose.

    Director:Hiroshi Nishikiori
    Writer:Unknown

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  3. A Certain Magical Index Season 1 Episode 17 - The Power of God (Archangel)
    6.7/10(113 votes)

    S1:E17

    After figuring out the truth of Misha’s real identity, Kanzaki sends Kamijo and Toya to destroy the ritual spot. When Tsuchimikado suggests that Toya must die for the spell to end, a violent – and seemingly fatal – encounter ensues.

    Director:Hiroshi Nishikiori
    Writer:Unknown

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  4. A Certain Magical Index Season 1 Episode 1 - Academy City
    6.8/10(156 votes)

    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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  5. A Certain Magical Index Season 1 Episode 3 - Necessarius (The Church of Necessary Evil)
    6.8/10(127 votes)

    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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  6. A Certain Magical Index Season 1 Episode 2 - Innocentius (The Witch Hunter King)
    7.0/10(135 votes)

    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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  7. A Certain Magical Index Season 1 Episode 15 - Angel Fall (Angel Fall)
    7.2/10(111 votes)

    S1:E15

    Touma and Index head to the beach to avoid the fallout from Touma's fight with Accelerator. They also plan to meet Touma's Family but when they arrive they aren't quite what Touma was expecting.

    Director:Tamaki Nakatsu
    Writer:Seishi Minakami

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  8. A Certain Magical Index Season 1 Episode 7 - The Science Cult (Misawa Cram School)
    7.3/10(115 votes)

    S1:E7

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

    Director:Hiroshi Nishikiori
    Writer:Unknown

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  9. A Certain Magical Index Season 1 Episode 16 - Toya Kamijo (Father)
    7.3/10(110 votes)

    S1:E16

    The Angel Fall spell remains in effect with only Toma, Kanzaki, Misha and Tsuchimikado relatively unaffected. However, the person responsible for casting the spell remains a mystery. Misha quickly becomes the prime suspect after a strange conversation with Toma. But when Toma follows up on his hunch he discovers that the real culprit is not Misha but his own father. As such he hurries to reach his father before Misha and the other mages can confront him.

    Director:Hiroshi Nishikiori
    Writer:Unknown

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  10. A Certain Magical Index Season 1 Episode 19 - Last Order (The End)
    7.3/10(112 votes)

    S1:E19

    Accelerator meets the last of Misaka’s clones – Last Order – who explains the special role she played in the Sister experiment. Later, Accelerator learns what steps he’ll have to take to keep Last Order safe.

    Director:Hiroshi Nishikiori
    Writer:Unknown

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  11. A Certain Magical Index Season 1 Episode 10 - Mikoto Misaka (Sissy)
    7.4/10(120 votes)

    S1:E10

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

    Director:Hiroshi Nishikiori
    Writer:Unknown

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  12. A Certain Magical Index Season 1 Episode 13 - Accelerator (One Way)
    7.4/10(114 votes)

    S1:E13

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

    Director:Hiroshi Nishikiori
    Writer:Unknown

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  13. A Certain Magical Index Season 1 Episode 14 - Weakest vs. Strongest (Strongest vs. Weakest)
    7.4/10(118 votes)

    S1:E14

    Touma faces off against Accelerator for the sake of Misaka and her 'sisters'.

    Director:Hiroshi Nishikiori
    Writer:Unknown

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  14. A Certain Magical Index Season 1 Episode 21 - Counter Stop (Identity Unknown)
    7.4/10(103 votes)

    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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  15. A Certain Magical Index Season 1 Episode 22 - Golem (Stone Figure)
    7.4/10(106 votes)

    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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  16. A Certain Magical Index Season 1 Episode 24 - Imaginary Number School District - Five-Element Agency
    7.4/10(111 votes)

    S1:E24

    Kamijo, Index and Kazakiri join forces to take on Ellis. When the battle ends, and with the support of Index, Kazakiri returns to the place of her origin. Later, Tsuchimikado ponders Aleister’s role in recent events.

    Director:Tamaki Nakatsu
    Writer:Unknown

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  17. A Certain Magical Index Season 2 Episode 8 - The Daihasei Festival
    7.4/10(80 votes)

    S2:E8

    It’s the Daihasei Festival, and everyone’s parents are in town! As Toma and Mikoto compete against each other in various events, a Roman Orthodox magician and her assistant negotiate to purchase a powerful relic from the English Puritan Church.

    Director:Hiroshi Nishikiori
    Writer:Unknown

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  18. A Certain Magical Index Season 2 Episode 14 - City of Water
    7.4/10(74 votes)

    S2:E14

    After winning a trip to Italy, Toma and Index run across a few old acquaintances. But wherever these two go, disaster is sure to follow—this time in the form of assassins!

    Director:Hiroshi Nishikiori
    Writer:Unknown

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  19. A Certain Magical Index Season 1 Episode 4 - Perfect Memory Ability
    7.5/10(125 votes)

    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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  20. A Certain Magical Index Season 1 Episode 5 - Limit (12 o'clock)
    7.5/10(119 votes)

    S1:E5

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

    Director:Hiroshi Nishikiori
    Writer:Unknown

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  21. A Certain Magical Index Season 1 Episode 8 - Ars Magna (Golden Transmutation)
    7.5/10(115 votes)

    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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  22. A Certain Magical Index Season 1 Episode 11 - Sisters (Sisters)
    7.5/10(115 votes)

    S1:E11

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

    Director:Hiroshi Nishikiori
    Writer:Unknown

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  23. A Certain Magical Index Season 1 Episode 12 - Level 6 (Absolute Ability)
    7.5/10(110 votes)

    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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  24. A Certain Magical Index Season 2 Episode 4 - Sheol Fear (Voice of the Magicbane)
    7.5/10(81 votes)

    S2:E4

    With Orsola taken hostage, Toma and his gang take the battle to the church. There, Index unleashes a mighty spell. Things look bleak for the Roman Orthodox, but their willingness to sacrifice themselves might just give them the upper hand.

    Director:Hiroshi Nishikiori
    Writer:Unknown

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  25. A Certain Magical Index Season 2 Episode 9 - Route Disturb (Pursuit Inhibited)
    7.5/10(79 votes)

    S2:E9

    As Toma and his group try to track down Oriana, they discover that a “Shorthand”—a specialized spell that operates on its own once being cast—is shorting out their magic. But before they can deactivate it, an incident happens at the middle school.

    Director:Hiroshi Nishikiori
    Writer:Unknown

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Worst Episodes Summary

"The Book of Law" is the worst rated episode of "A Certain Magical Index". It scored 6.4/10 based on 91 votes. Directed by Hiroshi Nishikiori and written by Unknown, it aired on 10/15/2010. This episode scored 0.0 points lower than the second lowest rated, "Queen's Fleet".