Cooperative Chess Achievements Here is the full list of all 24 Cooperative Chess achievements.Filter Achievement View View Image viewList view Sort by TrueSteamAchievement desc TrueSteamAchievement asc Achievement name desc Achievement name asc TSA Ratio desc TSA Ratio asc Gamers desc Gamers asc Steam order Date won desc Date won asc What are achievement flags? Click to find outApply Good PupilComplete the tutorial. Mutual VictoryWin a game with a friend. Puzzle MasterComplete all the puzzles. Lone GeniusWin a Solo game. Double QueensWin a game with 4 or more queens (non-Custom). ChessmasterWin 10 normal games. StalemateWin a game with a stalemate instead of checkmate (non-Custom). PeacemakerWin 5 easy games. HardcoreWin a hard game. True CooperationWin a game without capturing any pieces (non-Custom). FriendlyPlay a game with 3 different people. Social ButterflyPlay a game with 5 different people. Fool's MateWin a game in the first round. Baby StepPlay a game. Pawn PushPlay 5 games. Opening TheoryPlay 10 games. En passantPlay 25 games. 50 Move RulePlay 50 games. Knight's TourPlay 75 games. Middle GamePlay 100 games. Threefold RepetitionPlay 125 games. Passed PawnPlay 150 games. End GamePlay 175 games. ZugzwangPlay 200 games.