| Brand | Dolphin Hat Games |
|---|
Check the listing for details. DHG217023 Dolphin Hat Games I Know You Don't. Condition: New. Listed at 15.52 USD. Can you crack the code? Take turns being the “Rule Keeper” who chooses the rule that everyone else must try to figure out. Each card played is a clue, giving all players the chance to detect what the pattern might be. If you can crack the code, use it to shed your cards and win!