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Arrow, The Flash & Supergirl Crossover Event with Batwoman - Premiere Dates

The CW is pleased to announce the dates for The CW's epic crossover event with The Flash (12/9), Arrow (12/10) and Supergirl (12/11) this year. Please note for the this year's crossover, The Flash and Supergirl will swap time periods for this one time only. The crossover will also mark the first appearance of Batwoman (Ruby Rose).