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About this bundle A trilogy of co-op detective puzzle adventures from Eleven Puzzles: Unsolved Case Unboxing the Cryptic Killer Parallel Experiment Each game is a 2-player cooperative experience, where you and your partner play as detectives working together from separate perspectives. With only half the clues each, communication is key as you solve escape room-style puzzles and unravel mysterious cases.
Price history tracked since Jul 7, 2026 · vs all tracked offers.
Based solely on tracked price history — not purchase advice.
How it worksTracked since Jul 7, 2026.
Steam Social Deduction Fest ends
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