Win an exhibition game against the computer.
Put an opponent in check in an exhibition game.
Complete all of the tutorials.
Perform an En Passant during any full game.
Advance a pawn to the eighth rank in an offline game.
Win a game of Online play.
Perform a castling move on the queenside during any full game.
Capture 100 pieces
Play a check in reply to a check.
Deliver a check by two pieces at the same time.
Deliver a checkmate where the king is blocked on both sides by his own rooks.
Deliver checkmate with a pawn.
Solve 100 mate problems.
Complete Tournament mode on all three difficulties.
Achieve an ELO OF 2500 or a Grand Master Pure Chess rating.