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