In the previous episode, it was discovered that Oliver instructed Adrian Chase (Josh Segarra) to cover up the involvement of the Green Arrow in the death of Detective Billy Malone (Tyler Ritter), which resulted in the call for his impeachment. In the promo for “Arrow” season 5, episode 15, Oliver knows that losing the mayoral seat would mean Prometheus once again gets the better of them. However, there is another problem that arises from the revelation.
Arrow Season 5 Episode 15 Spoilers
From villains Prometheus and Tobias Church, to new additions to Team Arrow such as Ragman and Wild Dog, there have been plenty of additions to the cast.