Frozen venom (Bucky Barnes x reader)

Crystal was one of the winter soldier that Hydra created after they lost there most powerful assert, Bucky Barnes. But unlike Bucky she wasn't just an assassin, she had another supernatural power. Frozen Venom. Her blood was as poisonous as a snake's bite and on addition to it, she can control ice, a true Cryokinesis. A combination of a Venom's Assassin and control over Ice, sounds sick. What happens when they cross paths? Will he help her? Or...

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