New details and spoilers for "Arrow" season 4 have been revealed regarding a team up between two villains and the possibility of seeing Batman in the show.

According to Screenrant, "Arrow" TV series star Stephen Amell has discussed that there is an unlikely chance that Batman will be appearing in the show's season 4, as he referenced DC Entertainment Diane Nelson for being unenthusiastic on the idea of having Bruce Wayne meeting Oliver Queen sometime within the show.

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Amell further adds that having Bruce Wayne/Batman in the same TV universe will be "tough," but he is very optimistic about the possibility.

"In the same way that [Ezra Miller's] character playing the Flash in the cinematic universe - theoretically, we haven't seen him yet - I see no reason why we couldn't have our own Bruce Wayne. That's my opinion; that might not be DC's opinion, and they're the bosses."

It is said that Amell's TV series co-star David Ramsey previously hinted that he wanted to see Bruce Wayne in Starling City as opposed to his alter-ego, Batman, but the chance of him appearing in sesson 4 could be very slim.

DC Entertainment made it clear that the practice of both TV and movie projects will not be connected with one another, an action that separates them from Marvel, stating that both are in a different universe of their own.

The first possible citing of Batman crossing over the Arrow/Flash TV universe was in the end credits of pilot episode of "The Flash" were in the future news article hinted a merge between Wayne Tech and Queen Inc.

It was reported before that Matt Ryan's character John Constantine will be appearing in season 4 and fans speculated that what happened in season 1 of "Constantine" in NBC will canon to the show, but DC and CW Network has not yet confirmed whether this is official or not. "Arrow" season 4 will explore more magic and mysticism as series producer Wendy Mericle revealed that Constantine will play an instrumental role in bring Sarah Lance (Caity Lotz) back from the dead, CarterMatt reported.

In other news, The Christian Today reportedly claimed that Malcolm Merlyn will likely team-up with season 4's new antagonist, Damien Darhk. Damien Darhk in the show was once an ally-turned-enemyof Ra's Al Ghul and unlike any of Oliver's past enemies he is described as "sociopath" and is "pure evil."

Mericle hinted that the two could team-up knowing that Malcolm is the head of the League of Assassins, and Oliver and the rest of team Arrow still has issues with him, they will likely fight again in different sides; However, previous reports stated that Malcolm could also ally himself again with Oliver to fight Darhk or be a third party as John Barrowman teased that he wanted to let the fans guessing as to what allegiance will Malcolm take in season 4.

"Arrow" season 4 will premier on Oct. 7, 2015 on the CW Network.

TagsArrow season 4 spoilers, Arrow season 4 news, Arrow season 4 update, Arrow season 4 rumors, Batman, Crossover, Arrow/Flash TV universe, Stephen Amell, Malcom Merlyn, Damien Darhk, team-up, Green Arrow, CW Network, DC comics