https://youtube.com/watch?v=zyvxR1HB6mA%3Fcontrols%3D0

On tonight’s episode of “Arrow,” which was titled “So It Begins,” Prometheus began his direct assault on Team Arrow. Up to this point, Season 5’s main villain and threat had been Tobias Church, but when Church attempted to kill Mayor Queen in last week’s episode, Prometheus killed Church. While Prometheus’ motives were unknown, his agenda…

via Arrow Recap: Team Arrow Wrestles With Oliver’s Killer Past — CBR.com