Check

Put an opponent in check in an exhibition game.

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Checkmate

Win an exhibition game against the computer.

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Amateur

Complete all the tutorials.

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Pure Correspondence

Win a game of Play By Mail.

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Double Check

Deliver a check by two pieces at the same time.

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Promotion

Advance a pawn to the eighth rank in an offline game.

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O-O-O

Perform a castling move on the queenside during any full game.

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En Passant

Perform an En Passant during any full game.

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Piece Collector

Capture 100 pieces.

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Epaulette Mate

Deliver checkmate where the king is blocked on both sides by his own rooks.

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Tournament King

Complete Tournament mode on all three difficulties.

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Problem Wizard

Solve 100 mate problems.

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Grandmaster

Achieve an ELO of 2500 or a Grandmaster Pure Chess rating.

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