The Flash' final trailer shows Michael Keaton's iconic Batman

In superhero lore, few things are as thrilling as seeing an old favorite don the suit of a beloved character once more.

Trailer watch: Michael Keaton's OG Batman takes centre stage in new flash trailer - TODAY

The Flash' Trailer: Michael Keaton Suits Back Up as Batman to Help Ezra Miller Save the Multiverse

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The Final 'The Flash' Trailer Ezra Miller Warner Bros.

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THE FLASH is the Best Superhero Movie of the Year!”, Film Review by Marcus Blake