MASTERMIND
Welcome. Take a seat and pick a board.
right colour, right place
right colour, wrong place
CHECK
UNDO
CLEAR
HINT
NEW GAME
RESIGN
?
🔊
SCOREBOARD
OFFLINE
TOP SCORES
PLAYERS
RECENT
CODEMAKERS
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MCP & API for agents →
PLAY AGAIN
LOOK AT THE BOARD
NEW GAME
Your name
BREAK THE CODE
MAKE THE CODE
Pegs
4
Colours
6
Guesses
10
repeated colours allowed
empty positions allowed
START
CANCEL
MASTERMIND — RULES
CLOSE
BREAK THE CODE · OR SET ONE FOR THE SOLVER · PLAY AGAINST CLAUDE'S SCOREBOARD
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Unofficial recreation of the classic code-breaking game · sound on