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Put an opponent in check in an exhibition game.
Win an exhibition game against the computer.
Complete all the tutorials.
Win a game of Play By Mail.
Play a check in reply to a check.
Advance a pawn to the eighth rank in an offline game.
Perform a castling move on the queenside during any full game.
Perform an En Passant during any full game.
Capture 100 pieces.
Deliver checkmate with a pawn.
Complete Tournament mode on all three difficulties.
Solve 100 mate problems.
Achieve an ELO of 2500 or a Grandmaster Pure Chess rating.