In a zero-sum game, their loss is your gain. Tournament X was a week long series of strategy games where collusion, deception, and manipulation are the key to victory. 16 players took part in this game theory inspired event, with the final two winners teaming up to backstab the competition.

This game was an informal experiment demonstrating the unreality of Pareto optimal solutions and showed, quite clearly, that there is no dominant strategy when it comes to human psychology.