Toaru Kagaku no Railgun Manga Chapter 127

Upset (番狂) is the 127th chapter of the Toaru Kagaku no Railgun manga series, released on August 27th 2020 in Monthly Comic Dengeki Daioh.

Characters
By order of appearance:
 * Uiharu Kazari
 * Shirai Kuroko (flashback)
 * Aohoshi Suzuran
 * Misaka Mikoto
 * Shundan Kimi
 * Saten Ruiko

Abilities

 * Electromaster (Railgun-variant) - Misaka Mikoto, Level 5
 * Angel Dragon - Shundan Kimi

Locations

 * Academy City
 * Second Reformatory

Unanswered Questions

 * What kind of power did Uiharu create and what did it do to cause the dragon to disintegrate?