icon | info |
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![]() | Absolute Pin |
![]() | Alekhine’s Gun |
![]() | Back-rank Mate |
![]() | Doubled Pawn Have two pawns of the same colour on the same file |
![]() | O-O-O Castle queenside |
![]() | O-O Castle kingside |
![]() | Check Put an opponent in check |
![]() | Checkmate Win a game |
![]() | Chop Wood Make a capture or exchange |
![]() | Promotion Advance a pawn to the eighth rank |
![]() | Underpromote |
![]() | En Passant Perform an en passant capture |
![]() | Double Check Deliver a check by two pieces at the same time |
![]() | Learner Complete all the tutorials |
![]() | Piece Collector Capture 100 pieces |
![]() | Epaulette Mate Deliver checkmate where the King is blocked on both sides by his own Rooks |
![]() | Fool's Mate |
![]() | Scholar's Mate |
![]() | Octopus Place a White Knight on e6 |
![]() | Spanish Bishop Develop a White King Bishop to b5 |
![]() | Tournament Amateur Win a tournament |
![]() | Problem Solver Complete 50% of the chess challenges |
![]() | Elo Beat an opponent with an Elo rating higher than yours |
![]() | Stranger Danger Create a random online game |
![]() | Friendly Fire Issue an online challenge to a friend |
![]() | Bobby Time Play a game using the Fischer timer |
![]() | Queen Sacrifice |
![]() | Family Fork Using a Knight simultaneously attack the enemy King and Queen |
![]() | Elo Elo Beat an opponent with an Elo rating more than 75 higher than yours |
![]() | Tournament Pro Win 5 tournaments |
![]() | Blind Pigs Manoeuvre a pair of Rooks onto your opponent’s second rank |
![]() | Stalemate Draw a game by stalemate |
![]() | Boden's Mate |
![]() | Tournament Champion Win a 32 player tournament |
![]() | Elo Elo Elo Beat an opponent with an Elo rating more than 150 higher than yours |
![]() | Chess Champion Beat the computer on Grandmaster difficulty |
![]() | Problem Solved Complete all the chess challenges |
![]() | Tournament Master Win 20 tournaments |