The Injustice comic series had already established that Harley and Ivy were a couple but it was never suggested that they would get married. But the writers Tom Taylor and Bruno Redondo confirmed that this union is real ♦🌺
In number #70
of Injustice 2, while Orca and Killer Croc are preparing to make their own votes for each one, Poison Ivy tells a story about Las Vegas, an Elvis impersonator and about a marriage with Harley Quinn.
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