Check
Not unlocked yetPut opponent in check in exhibition game.
Checkmate
Not unlocked yetWin an exhibition game against the computer.
Amateur
Not unlocked yetComplete all the tutorials.
Pure Correspondence
Not unlocked yetWin a game of Online Play.
Double Check
Not unlocked yet
Promotion
Not unlocked yet
O_O_O
Not unlocked yet
En Passant
Not unlocked yet
Piece Collector
Not unlocked yetCapture 100 pieces.
Epaulette Mate
Not unlocked yet
Tournament King
Not unlocked yetComplete Tournament mode on all three difficulties.
Problem Wizard
Not unlocked yetSolve 100 mate problems.
Grandmaster
Not unlocked yetAchieve an Elo of 2500, or a Grand Master Pure Chess rating.