Did the team manage to end DeVoe's reign of terror for good?
That was the plan on The Flash Season 4 Episode 21 as the villain's device neared completion.
Meanwhile, Amunet joined in on the fight against DeVoe, and it gave Caitlin the courage to confront her fears about losing her metahuman persona.
Meanwhile, Harry continued to spiral out of control after it emerged that he was losing his memory.
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Get caught up with all the latest developments as the characters try to win the war.
Paul Dailly is the Associate Editor for TV Fanatic. Follow him on Twitter.