However, the episode ends on a dark note. Another clone, , begins a predetermined battle with Accelerator , the strongest esper in Academy City. This fight is revealed to be part of the "Level 6 Shift" experiment, a project aimed at evolving Accelerator into the first Level 6 esper by having him kill 20,000 Misaka clones. Key Character Appearances
: Focuses on the Daihaseisai (Sports Festival) , where Touma and Motoharu chase Oriana Thomson to prevent the use of the "Stab Sword" artifact. To Aru Majutsu no Index Episode 10
: Interestingly, characters Moritaka Mashiro and Akito Takagi from the manga series Bakuman make a brief cameo appearance walking near Accelerator in this episode. Themes and Revelations However, the episode ends on a dark note
: This is the first time the audience learns about the "Tree Diagram" calculations and the horrific scale of the experiment. Key Character Appearances : Focuses on the Daihaseisai