spacecraft crash blackwood grove kid watch federal agent hunt signal near craft crush forcefield object pass repel hide craft visitor hope kid figure rule agent help escape agent want dissect visitor shipvisitor blackwood grove asymmetric twoversusmany inductivereasone game player mdash visitor mdash make secret rule like quotthing contain metalquot determine object pass forcefield player mdash agent kid mdash try figure rule see object pass forcefield nt agent secretly test card hand learn pass rule nt kid try predict card pass rule build trust visitor shersquos rightthe kid visitor team mdash visitor make rule s easy agent solve lose visitor make rule hard able solve agent win visitor make rule right kid figure agent kid visitor winmdashdescription publisher

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