Batwoman Promo Shows the Dying Hero Looking to Commit Murder

This promo for the next episode of Batwoman shows Ryan Wilder has been poisoned by kryptonite, and it has reached her brain... which may explain why she's hell-bent on killing Kate Kane's evil sister, stat.

Batwoman airs Sundays at 8:00 PM ET on CW.

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Andy Hunsaker has a head full of sitcom gags and nerd-genre lore, and can be followed @AndyHunsaker if you're into that sort of thing.