Richard Dragon has Brick, Count Vertigo, Killer Moth, and Red Dart surround John and states that he is going to bring Green Arrow to them.
[1] When Green Arrow returned to Seattle after his mission of chasing Komodo and Shado, he learns from Henry Fyff and Naomi Singh that Richard Dragon took over the city.
As Richard Dragon recaps his history of his father Ricardo Diaz being killed by John Diggle, Green Arrow is then attacked by Brick.
After Green Arrow left, Clock King appeared and revealed to the group that Richard Dragon double-crossed him and killed his men with him only following orders so that he would have the heads of Henry and Naomi.
Tearing a stray arrow from through the palm of his hand, Diggle tosses it to Oliver, who then uses its razor tip to slice through Dragon's femoral artery.