🚀sci-fiHard

Civilization Gravestone

Classic Lateral Thinking Puzzles

A linguist deciphers binary code etched on a Mayan prophecy tablet, which compiles into a Windows Blue Screen of Death. A giant metal monolith is discovered under the Antarctic ice, its surface temperature consistently maintained at 97.7°F (36.5°C).

Play Count

1,531

Success Rate

30%

Avg Questions

Estimated Time

28minutes

Game Rules

Ask questions to the AI host (only yes/no questions allowed)
Deduce the truth step by step based on the host's answers
Submit your reasoning when you think you've found the answer
Earn credits for correct answers and unlock more puzzles!

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My sister and I have lived together since we were little. From today on, my sister finally belongs entirely to me!

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