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Quantum Conundrum

Quantum Conundrum is a first-person action video game by Airtight Games and published by Square Enix. It is designed by Kim Swift, who formerly worked at Valve as a lead designer on the critically acclaimed Portal. The game was released on Microsoft Windows (via Steam) on June 21, 2012, and is scheduled for release on July 10, 2012 on PlayStation 3 (via PlayStation Network) and July 11, 2012 on Xbox 360 (via Xbox Live Arcade).