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About Cosmic Codebreaker

Cosmic Codebreaker takes the beloved Mastermind format and reskins it for deep space, challenging you to deduce a hidden sequence of cosmic colours through pure logical inference. Each guess you lock in returns feedback showing how close you are, and from that trail of clues you must progressively eliminate impossible combinations until only the true sequence remains. Like all great deduction games, there is no randomness once the code is set — only the quality of your reasoning — and skilled players treat every guess as an experiment designed to reveal the most new information rather than a shot in the dark. It scratches the same itch as a daily logic puzzle, rewarding patience and systematic thinking with the quiet triumph of cracking the code in as few attempts as possible.

Category
Brain
Platform
Web Browser
Cost
100% Free
Multiplayer
Single Player

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How to Play Cosmic Codebreaker

  1. 1A secret 4-symbol code is randomly generated.
  2. 2Submit a 4-symbol guess by selecting symbols from the palette.
  3. 3You'll receive colored feedback pins: Gold = right symbol in right place, Silver = right symbol but wrong place.
  4. 4Use the feedback from each guess to systematically deduce the code.
  5. 5Crack the code within 8 attempts to win!
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