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How Fischer Destroyed World Champions

Bobby Fischer's 1970–72 run to the World Championship is the most dominant streak in chess history. He defeated Mark Taimanov 6–0, Bent Larsen 6–0, and Tigran Petrosian 6½–2½ in the Candidates matches, then beat Boris Spassky for the title. Along the way, he won 20 consecutive games against top-level opposition, a record that has never been matched. How did one player achieve such absolute superiority?

The preparation revolution

Fischer was the first modern chess professional. While his opponents treated chess as one of several intellectual pursuits, Fischer devoted every waking hour to the game. His opening preparation was deeper than anything the chess world had seen, he analysed his opponents' games exhaustively and prepared novelties specifically designed to exploit their weaknesses. In this, he anticipated the modern era of computer-assisted preparation by decades.

The universal style

Fischer's chess was remarkable for its completeness. He could attack like Tal, defend like Petrosian, and grind endgames like Capablanca. His opening repertoire was narrow but incredibly deep: 1.e4 with White (almost exclusively), the Sicilian Najdorf and King's Indian with Black. He knew these openings better than anyone alive, and his middlegame understanding in the resulting positions was peerless.

See also: Fischer's Game of the Century for his brilliance at age 13.

The psychological warfare

Fischer's demands, about playing conditions, about schedules, about prize money, were partly genuine conviction and partly deliberate disruption. His opponents arrived at the board already destabilised by off-board drama. Spassky, by all accounts, was mentally exhausted before Game 1 of the 1972 match, and Fischer then defaulted Game 2, raising the pressure even further. Whether this was calculated or simply Fischer being Fischer remains debated.

What made Fischer unique

The combination of absolute dedication, universal chess skill, and psychological intensity was unprecedented and has arguably never been replicated. Kasparov matched Fischer's dominance but over a longer period; Carlsen matched Fischer's versatility but without the same competitive intensity. Fischer compressed his genius into a three-year window of chess that may represent the highest individual peak the game has ever seen.

Study Fischer's games

Play through Fischer's masterpieces in our legends archive. Focus on his endgame play, it is often overlooked in favour of his tactical brilliance, but his endgame technique was equally extraordinary. Explore the Sicilian Najdorf and King's Indian that he relied on throughout his career.

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