6,137 ratings - 397 favorites

Mikoto Misaka and her friends are back, investigating rumors across Academy City. Soon, Mikoto discovers something terrifying: horrific experiments are taking place throughout the city, involving the murder of thousands of espers. Moreover, these espers are far from just ordinary people: they are clones of Mikoto herself. Feeling responsible for their treatment, she sets off to put an end to the experiments; however, the forces opposing her are much more dangerous than she ... read more

Rank #216 (Most Popular Anime) Rank #216 (Highest Rated Anime)
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Alternative Titles
  • English: A Certain Scientific Railgun S
  • Romanized: Toaru Kagaku no Railgun S
  • Japanese: とある科学の超電磁砲S
  • Synonyms: Toaru Kagaku no Railgun 2nd Season, A Certain Scientific Railgun 2nd Season
  • Type: TV
  • Episodes: 24
  • Status: Finished Airing
  • Aired: Apr 12, 2013 to Sep 27, 2013
  • Season: Spring 2013
  • Producers: Warner Bros., AT-X, Movic, Geneon Universal Entertainment, J.C.Staff, FUNimation Entertainment, ASCII Media Works
  • Duration: 9 hours, 36 minutes total (24 minutes each)
  • Rating: R - 17+ (violence & profanity)
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