The greatest scifi antiheroes aren't just ruthless and hard as nails — they're also crafty. You'll never know what they're thinking, or whose side they're on, or how many aces they've slipped into nano-pouches somewhere on their persons. But which science fiction anti-hero is the cleverest cheat (or sorry, rule-improviser)? There's only one true measure of their worth, and that's a poker tournament.

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