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Rock Paper Scissors Lizard Spock - Online Big Bang Game

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🖖 Rock Paper Scissors Lizard Spock

The Big Bang Theory game — now playable online against your computer.

0
You
0
Draws
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Computer
VS
Make your move!

Scissors cuts Paper
Paper covers Rock
Rock crushes Lizard
Lizard poisons Spock
Spock smashes Scissors
Scissors decapitates Lizard
Lizard eats Paper
Paper disproves Spock
Spock vaporizes Rock
Rock crushes Scissors (as always).

Two more choices reduce the chance of a tie – it's a game of probability and mind‑reading.

Frequently Asked Questions

It's an extension of the classic Rock-Paper-Scissors game, popularized by The Big Bang Theory. It adds two more gestures (Lizard and Spock), reducing the chance of a tie and making the game more strategic.

Internet pioneer Sam Kass created it, but it became famous after Sheldon Cooper explained the rules on TV.

The computer picks randomly, so no strategy beats pure chance. However, in human-vs-human play, psychology matters – people tend to avoid repeating their last move. Practice here to learn the win/lose matrix!

With five equally likely choices, your chance to win, lose, or draw is 2:2:1. So you have a 40% chance to win, 40% to lose, and 20% to tie – better than classic RPS (33% tie).

This tool is a single‑player vs. computer game. For multiplayer, check out our party game version (coming soon).
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