Avatar of Yuri Korsunsky

Yuri Korsunsky IM

Username: Kors67

Playing Since: 2018-11-06 (Active)

Wow Factor: ♟♟♟♟♟♟

Chess.com

Rapid: 2124
0W / 1L / 1D
Blitz: 2383
7531W / 7991L / 1195D
Bullet: 2350
1412W / 766L / 80D

Yuri Korsunsky (Kors67)

International Master

Meet Yuri Korsunsky, aka Kors67, who holds the prestigious title of International Master awarded by FIDE. A fierce competitor with a knack for blitz and bullet chess, Yuri has danced through thousands of games at lightning speed, consistently maintaining ratings over 2400 in blitz and peaking above 2100 in bullet.

Chess Career Highlights

  • Blitz rating: From humble beginnings at 1047 in 2018 to a peak of 2509 in 2023, Yuri’s blitz skills have grown exponentially.
  • Bullet prowess: Yuri’s maximum bullet rating reached 2114 in 2025, showcasing quick thinking and lightning-fast reflexes.
  • Rapid games: Although less frequent, Yuri holds a steady 2124 rating in rapid chess, proving versatility across all time controls.

Playing Style & Strengths

Yuri is the kind of player who rarely gives up early with an early resignation rate of just 0.71%. With a staggering 82% frequency in endgames, they thrive when others might fold. Yuri’s games are lengthy affairs, with an average of over 70 moves per win—a testament to endurance and precision.

Known for a tactical comeback rate of 86.37%, Yuri has a remarkable ability to turn the tables after losing a piece, boasting a win rate of nearly 100% in such scenarios. Opponents beware: Yuri doesn’t like one-sided losses, keeping those below 1%.

Psychological Factors

With a tilt factor of 14, Yuri keeps composure better than most—but even the best can feel the pressure. This player enjoys a higher win rate in rated games compared to casual ones by nearly 46%, confirming their competitive spirit shines brightest under scrutiny.

Opponent Record & Unique Trivia

Yuri tends to have a love-hate relationship with certain opponents but boasts 100% win rates against many, including recent foes like "cruijf" and "rockysala." Yikes!

Longest winning streak? An impressive 19 games—because who doesn’t love a hot streak? Currently, Yuri flexes a modest three-game winning streak—momentum is building!

Fun Facts

  • Yuri’s blitz journey mirrors a thrilling rollercoaster, with over 15,000 games played and a near 50% win rate.
  • If chess were a marathon, Yuri’s endurance would earn them a gold medal for most moves played per win and loss.
  • Favorite opening? It’s "Top Secret"—because nondisclosure agreements are alive and well in chess!

Yuri Korsunsky isn’t just a player who clicks the mouse fast—they are a strategic wizard with nerves of steel and a heart for the grind. If you cross paths with Kors67 on the board, prepare for a battle of wits, speed, and resilience.


Coach's Avatar

Feedback for Yuri Korsunsky

Yuri, you've demonstrated strong grasp of opening principles and tactical alertness in your recent games. Your victories, especially those involving sharp tactical ideas like the well-executed Center Attack in the Giuoco Piano, show that you're able to capitalize on opponents’ inaccuracies swiftly and convincingly.

Strengths

  • Tactical Awareness: Your use of forcing moves (e.g., sacrifices like Bxf7+ in the Italian Game) frequently leads to decisive advantages.
  • Opening Preparation: Your understanding of openings such as the Modern Defense, Italian Game, and French Exchange is solid and you often reach favorable middlegame positions.
  • Conversion Technique: When ahead, you effectively convert your advantage, as seen in your handling of queen and rook endgames.
  • Active Piece Play: Your games show a tendency to develop pieces actively and coordinate attacks on the opponent’s king.

Opportunities for Improvement

  • Time Management: A few losses by timeout or on time pressure suggest focusing on better time allocation during critical moments, especially in complex positions.
  • Endgame Technique Under Pressure: Some losses indicate moments when precise endgame technique could be improved. Studying fundamental endgames and practicing calm decision-making in those phases can raise your results.
  • Handling Defensive Positions: In several games, opponents' counterplay created problems when you had a slight disadvantage or even in balanced positions. Strengthening your defense and counter-counterplay can help maintain stability under pressure.
  • Opening Flexibility: While your opening repertoire is solid, adding variety or preparing for unexpected deviations can reduce the chance of being surprised and improve early middlegame comfort.

Next Steps

  1. Review critical moments of recent losses, focusing on time trouble and endgame decisions.
  2. Continue refining tactical training, especially spotting opportunities to seize initiative early.
  3. Study key endgames to increase confidence and precision under time pressure.
  4. Expand opening repertoire and familiarize yourself with typical plans in second-choice lines.

Overall, your recent games show consistent progress and valuable fighting spirit. Keep building on your strong tactical foundation and work on smoothing out time management. Great job and keep it up!



🆚 Opponent Insights

Recent Opponents
utessimdzhanov 0W / 6L / 3D
wuffitheboss 3W / 3L / 1D
nedeljko10 1W / 0L / 0D
redos2 2W / 1L / 0D
secretary-general-sweden 1W / 0L / 0D
wasnotaprodigy 0W / 1L / 0D
neilgado 3W / 1L / 0D
micovvladimir 0W / 1L / 0D
eudes_marques 2W / 0L / 0D
pe_t_r 1W / 0L / 2D
Most Played Opponents
Toomas Valgmae 11W / 35L / 1D
krisoboy 24W / 14L / 4D
decode 24W / 14L / 2D
magicjokic 14W / 21L / 0D
Alexey Ivanyuk 13W / 18L / 2D

Rating

Year Bullet Blitz Rapid Daily
2025 2151 2321 2124
2024 2034 2280
2023 1936 2322
2022 1548 2363
2021 1974 2460 2124
2020 2287
2018 2220
Rating by Year201820202021202220232024202524601548YearRatingBulletBlitzRapid

Stats by Year

Year White Black Moves
2025 897W / 773L / 103D 836W / 835L / 110D 76.2
2024 986W / 1071L / 176D 905W / 1177L / 143D 77.4
2023 615W / 691L / 138D 578W / 765L / 99D 79.0
2022 136W / 124L / 18D 132W / 130L / 17D 75.1
2021 374W / 266L / 48D 324W / 300L / 46D 77.9
2020 762W / 573L / 121D 714W / 669L / 93D 76.4
2018 53W / 18L / 3D 57W / 17L / 4D 73.4

Openings: Most Played

Blitz Opening Games Wins Losses Draws Win Rate
Czech Defense 2015 899 982 134 44.6%
Sicilian Defense: Alapin Variation 1906 917 828 161 48.1%
Modern 901 412 434 55 45.7%
French Defense: Exchange Variation 782 383 336 63 49.0%
Benko Gambit 756 363 350 43 48.0%
Caro-Kann Defense: Exchange Variation 659 338 275 46 51.3%
Sicilian Defense 644 299 302 43 46.4%
Pirc Defense: Austrian Attack 623 291 301 31 46.7%
Döry Defense 492 221 244 27 44.9%
Pirc Defense: Classical Variation 451 200 222 29 44.4%
Bullet Opening Games Wins Losses Draws Win Rate
Modern 102 70 29 3 68.6%
Czech Defense 101 74 25 2 73.3%
Scandinavian Defense 57 43 11 3 75.4%
Sicilian Defense: Alapin Variation 52 41 9 2 78.8%
Amar Gambit 48 37 10 1 77.1%
Pirc Defense: Classical Variation 35 27 7 1 77.1%
French Defense: Exchange Variation 34 20 11 3 58.8%
Sicilian Defense 29 15 12 2 51.7%
Caro-Kann Defense: Exchange Variation 27 17 8 2 63.0%
Modern Defense 23 11 11 1 47.8%
Rapid Opening Games Wins Losses Draws Win Rate
Modern 1 0 0 1 0.0%
Barnes Defense 1 0 1 0 0.0%

🔥 Streaks

Streak Longest Current
Winning 19 0
Losing 14 0