Congratulations! You've outsmarted the machine once.

Well done! Your skills have won you 5 victories.

Bishop's Wisdom achieved! Your strategic mastery shines in 20 victories.

Rook's Dominion unlocked! 100 victories mark your towering strength.

Queen's Reign achieved! Your command of 250 victories is unparalleled.

King's Legacy secured! 500 victories testify to your supreme mastery.

Victory over Level 1 AI! The journey begins.

Level 2 AI conquered! Your skills are growing.

Level 3 AI overcome! Your tactics evolve.

Level 4 AI vanquished! Strategy sharpens.

Level 5 AI defeated! Mastery within reach.

Strategic Start: Played a game using the Ware Opening, a unique opening move that surprises your opponent with an early attack from the wing.

Played a game using the Amar Opening, an unorthodox opening that starts with the knight's surprising leap to the edge of the board, catching your opponent off guard.

Sodium Strike: Played a game using the Sodium Attack, an audacious opening move where the knight leaps to the a3 square, surprising your opponent with its unconventional approach.

Played a game using the Van Geet Opening, a strategic move where the knight advances to the c3 square, setting the stage for a flexible and dynamic game.

Reti's Resolve: Played a game using the Reti Opening, starting with the knight's thoughtful move to f3, setting up a flexible and strategic game plan.

Kadas' Bold Move: Played a game using the Kadas Opening, making an adventurous start by moving the pawn to h4, catching your opponent off guard with this unconventional opening.

Grob's Bold Start: Played a game using the Grob Opening, making an unexpected move with the pawn to g4, catching your opponent off guard with this daring strategy.

Fianchetto Focus: Played a game using the King's Fianchetto Opening, strategically advancing the pawn to g3 to prepare for a solid and defensive bishop fianchetto.

Nimzowitsch-Larsen Mastery: Played a game using the Nimzowitsch-Larsen Attack, advancing the pawn to b3 to set up a flexible and innovative position.

Saragossa Surprise: Played a game using the Saragossa Opening, starting with the pawn move to c3, embracing an unconventional and creative approach to the game.

French Fortress: Played a game using the French Defense, following the historic 1834 match between London and Paris, countering the initial e4 move with the strategic pawn move to e6 to establish a solid and resilient position.

Mieses Mastery: Played a game using the Mieses Opening, following in the footsteps of grandmaster Jacques Mieses by starting with the thoughtful pawn move to d3, setting the stage for a flexible and strategic game.

Barnes Brilliance: Played a game using the Barnes Opening, honoring Thomas Wilson Barnes by starting with the unconventional pawn move to f3, showcasing a unique and strategic approach to the game.

Van 't Kruijs Victory: Played a game using the Van 't Kruijs Opening, honoring Maarten van 't Kruijs by starting with the strategic pawn move to e3, setting up a solid and flexible position.

Clemenz Conquest: Played a game using the Clemenz Opening, honoring Hermann Clemenz by starting with the distinctive pawn move to h3, setting the stage for an unconventional and strategic game.

Anderssen's Advance: Played a game using Anderssen's Opening, honoring Adolf Anderssen by starting with the distinctive pawn move to a3, showcasing a strategic and historic approach to the game.

Polish Precision: Played a game using the Polish Opening, inspired by the historic 1924 New York chess tournament, starting with the bold pawn move to b4, showcasing a unique and strategic approach to the game.

Bird's Bold Move: Played a game using Bird's Opening, honoring 19th-century English player Henry Bird by starting with the strategic pawn move to f4, showcasing a dynamic and aggressive approach to the game.

Staunton's Strategy: Played a game using the English Opening, honoring 19th-century English master Howard Staunton by starting with the strategic pawn move to c4, showcasing a refined and flexible approach to the game.

Stein's Shield: Played a game using the Dutch Defense, honoring Elias Stein by starting with the bold pawn move to f5, showcasing a robust and strategic response to 1.d4.

Reinganum's Resolve: Played a game using the Benoni Defense, inspired by Aaron Reinganum's 1825 analysis, starting with the modern moves 1.d4 Nf6 2.c4 c5, showcasing a bold and dynamic approach to countering White's pawn center.

Nimzowitsch's Mastery: Played a game using the Nimzo-Indian Defense, developed by Aron Nimzowitsch, characterized by the moves 1.d4 Nf6, 2.c4 e6, 3.Nc3 Bb4, showcasing a hypermodern approach to countering White's pawn structure.

Kmoch's Insight: Played a game using the King's Indian Defense, characterized by the moves 1.d4 Nf6 and 2.c4 g6, honoring the mid-20th-century analysis and play of Soviet players and popularized by Hans Kmoch.

Played a game using the Grünfeld Defense, characterized by the moves 1.d4 Nf6, 2.c4 g6, and 3.Nc3 d5, honoring Ernst Grünfeld's introduction of this defense into international play in 1922.

Aleppo's Strategy: Played a game using the Queen's Gambit, characterized by the pawn move to c4, honoring its rich history from the 1490 Göttingen manuscript to its popularization in the 1873 Vienna tournament.

Robatsch's Strategy: Played a game using the Modern Defense, in which Black allows White to occupy the center with the moves 1.e4 g6, planning to strategically undermine it.

Alekhine's Ambush: Played a game using Alekhine's Defense, introduced by Alexander Alekhine in 1921, characterized by the moves 1.e4 Nf6, provoking weaknesses in White's center pawns while following the hypermodern school's principles.

Pirc's Prudence: Played a game using the Pirc Defense, named after Slovenian grandmaster Vasja Pirc, characterized by the pawn move to d6, showcasing a flexible and strategic approach to countering White's pawn center.

Caro-Kann Conquest: Played a game using the Caro-Kann Defense, named after Horatio Caro and Marcus Kann, characterized by the pawn move to c6, showcasing a solid and strategic approach to countering White's pawn center.

Bongcloud Boldness: Played a game using the Bongcloud Opening, characterized by the move 1.e4 e5 2.Ke2, showcasing a humorous and unconventional approach to the game.

Gambit Glory: Played a game using the King's Gambit, a historically popular opening characterized by the move 1.e4 e5 2.f4, showcasing a bold and aggressive approach to the game.

Elephant's Charge: Played a game using the Elephant Gambit, characterized by the move 1.e4 e5 2.Nf3 d5, showcasing a dynamic and creative approach with a pawn structure resembling an elephant's head.

Italian Mastery: Played a game using the Italian Game, characterized by the moves 1.e4 e5 2.Nf3 Nc6 3.Bc4, showcasing a timeless and strategic approach developed by masters like Damiano, Polerio, and Greco.

Ruy Lopez Legacy: Played a game using the Ruy Lopez opening, characterized by the moves 1.e4 e5 2.Nf3 Nc6 3.Bb5, showcasing a strategic approach developed by Ruy López de Segura in his 1561 book, Libro del Axedrez.

Sicilian Strength: Played a game using the Sicilian Defense, characterized by the move 1.e4 c5, showcasing a strategic approach analyzed by masters like Polerio, Salvio, Carrera, Greco, Cozio, and Philidor.

Solve your first chess puzzle and embark on your journey to mastery.

Solve 5 chess puzzles and prove your knack for swift problem-solving.

Solve 20 chess puzzles and show your growing tactical acumen.

Solve 100 chess puzzles and demonstrate your dedication to improving.

Solve 250 chess puzzles and solidify your status as a puzzle prodigy.

Solve 500 chess puzzles and become a mastermind of chess puzzles.

Solve 1000 chess puzzles and achieve the rank of puzzle genius.

Solve 2000 chess puzzles and earn the prestigious title of puzzle grandmaster.

Solve 5000 chess puzzles and reach the pinnacle of chess puzzle solving.

Level 6 AI Defeated! Grandmastery Achieved

Played a game using the Petrov Defense, characterized by 1.e4 e5 2.Nf3 Nf6, meeting aggression with symmetry and balance. Renowned for its solid reputation, this opening has been trusted by world champions as a reliable answer to 1.e4.

Played a game using the Vienna Game, introduced by 1.e4 e5 2.Nc3, blending rapid development with flexible central plans. Popular in the romantic era, this opening offers dynamic attacking chances while retaining classical harmony.

Played a game using the London System, recognized by 1.d4 d5 2.Bf4, emphasizing solid development and straightforward plans. A favorite among club players and grandmasters alike, the London System proves that simplicity can be a powerful weapon.

Played a game using the Trompowsky Attack, launched with 1.d4 Nf6 2.Bg5, immediately challenging Black’s knight structure. Named after Brazilian master Octávio Trompowsky, this opening favors initiative and imbalance from the outset.