Just a few more days before "Arrow" Season 5 airs on The CW and an extended trailer has been released. The trailer gives the fans a teaser of Oliver Queen's "Team Arrow 2.0" that will help him battle Prometheus and Tobias Church. Meanwhile, Green Arrow actor posted a photo of him with a supervillain on Instagram. Fans are speculating that he is Deathstroke.

"Team Arrow 2.0" will be composed of Artemis played by Evelyn Sharp, Mr. Terrific played by Curtis Holt, and Wild Dog played by Rene Ramirez. In the trailer, it looks like the 3 still needs training before they get suited up for battle. The teaser not only show Green Arrow training his new team or as Wild Dog calls it "band of merry men" but also battling with the henchmen and doing his signature moves.

Rumor has it that Deathstroke is set to return in season 5. The lead actor, who posted a photo of a supervillain with him on Instagram, may have hinted that fans are in for a surprise as the show reach their 100th episode milestone. In another Instagram post, the actor posted a picture with David Ramsay and a mystery person that he shaded in green in the photo. This made fans strongly think that the mystery guy is Deathstroke.

There are no confirmations yet as to who the mystery guy is and if Deathstroke will be back in the new season. Fans can only find out when its new season starts to air on October 5 at 8:00 PM on The CW.

Arrow is an action series based on the DC Comics character "Green Arrow" created by George Papp and Mort Weisinger. It centers on the life of a billionaire playboy named Oliver Queen who got stranded on a hostile island. 5 years after, he comes back and fights against crime and corruption as a vigilante who uses bow and arrow as a weapon.