You are going to Watch Accel World Episode 21 English dubbed online free episodes with HQ / high quality. Stream Anime Accel World Episode 21 Online English dub Insurrection. As they make their way to meet up with Yuniko, Haruyuki explains to Takumu how Seiji had set him up, and dragging Chiyuri along. After hearing about their situation, Yuniko agrees to teach Haruyuki and Takumu about the Incarnate System, explaining the different skills that can be performed with them. Silver Crow demonstrates the ability he achieved via his training with Sky Raker, with Scarlet Rain suggesting he give it a name so he can have easier access to it, thus he dubs it Laser Sword….