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