The DCEU is set up for a soft reboot and could finally take advantage of its most underutilized setting, Bruce's Batcave. The only time the Batcave becomes fundamental to expand Batman's lore within the DCEU is when Bruce examines an old suit of his sidekick, Robin, painted over with graffiti by the Joker to signify the cause of Robin's demise. The Batcave should be used cleverly again to establish the upcoming DCEU's refurbished timeline.
The Batcave has not appeared in the DCEU since Zack Snyder's Justice League director's cut was released. In the Snyder Cut, the Batcave is used as a base of operations for the members of the Justice League and is not given many nuances beyond that. A few characters of the League have upcoming solo films, namely Ezra Miller's Flash whose film is to be released in June 2023 and feature a return of Ben Affleck as the titular Batman. Despite claiming he doesn't want to play Bruce Wayne after The Flash, the film is rumored to set up Crisis according to The Direct. Crisis is a cataclysmic event from DC comics that could open up various universes and continue Batman's legacy in the DCEU even without Affleck's involvement.
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In order to establish the DCEU's revamped timeline up until this point, the most underutilized setting in the franchise will need to be used to its full potential. The Batcave's set design could be rearranged to tell a story rather than remaining a mere base of operations. Robin's painted suit, which was intuited by DC comics fans to be the suit of Jason Todd despite Zack Snyder's resistance to confirm the fact, is used in Batman v. Superman: Dawn of Justice to indicate Bruce's fluctuating mental
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