'Arrow' Season 5 Spoilers: Oliver Queen Confronts Adrian Chase; His Identity As Prometheus is Revealed

As "Arrow" Season 5 is near to its season finale, Adrian Chase secret identity as Prometheus has been revealed. The Green Arrow Oliver Queen confronted him for the first time in the "Checkmate" episode last week.

After he became the Green Arrow in the last season, citizens of Sterling City publicly acknowledged Oliver Queen as their hero in the "Arrow" Season 5. He is now facing his toughest challenge against Prometheus, the main villain. In episode 16, Oliver's mentor Thalia al Ghul made a shocking confession to him, admitting that she is the daughter of Ra's Al Ghul, and she was the one who trained Adrian to become Prometheus.

The surprising announcement led Oliver to confront Adrian, which according to IGN, has brought everything in the open. There is no secret that has not been revealed in the "Arrow" Season 5, which makes Adrian and Oliver can fight openly, because both of them has known each other's secret.

Last week's "Arrow" Season 5 Episode 16 signaled the fierce fight between Green Arrow against Prometheus has begun. Adrian who dressed as Green Arrow force his way into Adrian's house in an effort to free Williams. He met Doris in the house and tried to reason with her. The negotiation was unsuccessful and the fights broke out.

Oliver managed to locate Williams and release him. Nevertheless, Thalia took side with Prometheus and captured him. The "Arrow" Season 5 Episode 16 titled "Checkmate ended with a flashback.

Afterward, in the of "Arrow" Season 5 Episode 16, aired March 22 revealed the flashback of Oliver's involvement to stop Anatoli's coup against the Russian government. Unfortunately, Anatoli was able to kill Galina, Oliver's partner. The episode was closed with Oliver's return to his hideout and decided to end his act of vigilante.

This week, according to Comic Book, "Arrow" Season 5 will shoot its last episode. Season finale, the 23rd episode is scheduled to air on May 24. Watch the trailer for next week's episode aired March 29 titled "Disbanded" below: