The rules of Rock-paper-scissors-lizard-Spock are as follows:
- Scissors cut paper
- Paper covers rock
- Rock crushes lizard
- Lizard poisons Spock
- Spock smashes scissors
- Scissors decapitate lizard
- Lizard eats paper
- Paper disproves Spock
- Spock vaporizes rock
- Rock crushes scissors
Note that each gesture beats two of the other gestures and is beaten by two.
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The origins and history of this epic game can be found here:
http://www.samkass.com/theories/RPSSL.html
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And here is the original diagram explaining the game:

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Here is diagram explaining the different outcomes of the game ==> | ![]() |
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<==Here is another diagram, displaying the correct hand gestures (clockwise from top): Scissors, Paper, Rock, Lizard, Spock. |
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Here is the clip from the episode of TheBigBangTheory which made the game famous:
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Just for fun, here is the rest of the clips:
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And here is an animated explanation of how to play the game for those of whom still cant seem to get the gist of the game through your thick skulls<3:
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Here is a 7 year old boy explainng the rules of the game:
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And here is a cat with a high pitched voice explaining it:
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And here is a stop-motion film also explaining the many outcomes of the game:
