1. Nuclear Man, 'Superman IV: The Quest for Peace'
Is that Richard Marx in a unitard? No, that's actor Mark Pillow as the morbidly stupid villain Nuclear Man. Born of a nuclear reaction involving the sun and a strand of Superman's hair (yes, really), this villain's only true weakness is a cloudy day. Where's Galactus when you need him?—Xfinity Entertainment Staff (Photo: WB)
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