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.
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
- Review critical moments of recent losses, focusing on time trouble and endgame decisions.
- Continue refining tactical training, especially spotting opportunities to seize initiative early.
- Study key endgames to increase confidence and precision under time pressure.
- 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 |
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 |