- ('Hidden', 'Unidentified pieces'),
- ('Knightrelay', 'Move like a knight'),
- ('Losers', 'Lose all pieces'),
+ ('Grasshopper', 'Long jumps over pieces'),
+ ('Gridolina', 'Jump the borders'),
+ ('Hamilton', 'Walk on a graph'),
+ ('Horde', 'A pawns cloud'),
+ ('Interweave', 'Interweaved colorbound teams'),
+ ('Knightmate', 'Mate the knight'),
+ ('Knightrelay1', 'Move like a knight (v1)'),
+ ('Knightrelay2', 'Move like a knight (v2)'),
+ ('Koth', 'King of the Hill'),
+ ('Losers', 'Get strong at self-mate'),
+ ('Madrasi', 'Paralyzed pieces'),