Deliver checkmate by a Rook or Queen along a back rank, with the King's escape blocked by friendly p
Deliver checkmate where the King is blocked on both sides by his own Rooks
Win a game in four moves
Win a game in three moves
Play a game using the Fischer timer
Maneuver a pair of Rooks onto your opponent's second rank
Stack two Rooks one behind another in the same file with the Queen at the rear
Draw a game by stalemate
Deliver checkmate by two crisscrossing Bishops, with the King's escape blocked by friendly pieces
Complete all the chess challenges
Capture 100 pieces
Develop a White King Bishop to b5
Complete 50% of the chess challenges
Win a game
Beat an opponent with an Elo rating higher than yours
Sacrifice the Queen then go on to win the game
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
Pin a piece against your opponent's King
Deliver a check by two pieces at the same time
Using a Knight simultaneously attack the enemy King and Queen
Complete all the tutorials
Have two pawns of the same colour on the same file
Perform an en passant capture
Advance a pawn to the eighth rank
Promote a pawn to a Rook, Bishop, or Knight instead of a Queen
Castle queenside
Castle kingside
Put an opponent in check
Place a White Knight on e6
Make a capture or exchange
Create a random online game
Issue an online challenge to a friend
Win 20 tournaments
Win 5 tournaments
Win a tournament
Win a 32 player tournament
