Barry is going to have to face off with the Reverse Flash one more time in the season finale.
The Flash episode 522, “Legacy,” apparently will see Iris and Barry facing some heartbreak.
BARRY FACES OFF WITH REVERSE FLASH — Barry (Grant Gustin) faces off with his oldest, and most formidable nemesis, Reverse Flash (Tom Cavanagh).
The Flash episode 522 airs on May 14, 2019.
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