Put an opponent in check
Make a capture or exchange
Complete all the chess challenges
Complete all the tutorials
Play a game using the Fischer timer
Draw a game by stalemate
Create a random online game
Deliver checkmate where the King is blocked on both sides by his own Rooks
Issue an online challenge to a friend
Win 20 tournaments
Win 5 tournaments
Perform an en passant capture
Win a tournament
Win a 32 player tournament
Castle queenside
Capture 100 pieces
Complete 50% of the chess challenges
Using a Knight simultaneously attack the enemy King and Queen
Advance a pawn to the eighth rank
Have two pawns of the same colour on the same file
Develop a White King Bishop to b5
Place a White Knight on e6
Deliver a check by two pieces at the same time
Win a game
Beat an opponent with an Elo rating higher than yours
Beat an opponent with an Elo rating more than 75 higher than yours
Beat an opponent with an Elo rating more than 150 higher than yours
Beat the computer on Grandmaster difficulty
Maneuver a pair of Rooks onto your opponent's second rank
Castle kingside
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