Grzegorz Kopacz - The FIDE Master with a Blitzing Finesse
Meet Grzegorz Kopacz, known in the chess circles by his username fks_stal_mielec, a FIDE Master who doesn't just move pieces — he commands the board with a blend of strategic cunning and lightning-fast tactics. While many get tense in the final moments, Grzegorz thrives in the blitz time control battlegrounds, where his peak rating soared impressively to 2476 in late 2024.
Since bursting onto the scene, Grzegorz has amassed over 6,000 wins in blitz alone, playing faster than his opponents can even blink. But don't be fooled by his speed; his deep understanding of the game shines through in his patient endgame play, which he frequents often, proving that he's not just about rapid-fire moves but also strategic mastery.
His favorite opening in blitz battles remains a mystery even to the best, secretly dubbed "Top Secret" in his records — which is fitting given the success: an enviable 50.68% win rate in nearly 12,000 games. However, when he does reveal his cards, the Sicilian Defense Hyperaccelerated Dragon Variation is his ace, boasting an impressive 87.5% win rate. A fiery dragon that burns through opponents faster than you can say "checkmate!"
When not launching fiery dragons or symphonies of forks and pins, Grzegorz balances his blitz prowess with solid performances in bullet, rapid, and even daily chess. His endgame prowess is notable, boasting a comeback rate of nearly 85%, showing the grit and tenacity that has solidified his titled status.
Off the board, Grzegorz is likely the guy who once tried speed-chess against a coffee machine – and won. With a modest tilt factor but a heart of a lion, this FIDE Master continues to climb, mix strategy with speed, and occasionally surprise opponents by winning on time thanks to swift, precise moves.
Keep an eye on this chess dynamo – his next game could end with a dramatic twist, a furious tactical burst, or a calm, calculated endgame win. As his last few clashes show, whether he's conquering the Hyperaccelerated Dragon or navigating the English Opening, Grzegorz Kopacz plays chess the way it should be played: with passion, precision, and a dash of pizzazz.
“Blitz fast but endgame strong, Grzegorz’s chess style is a rollercoaster – hold tight!”
Recent Game Highlights
Grzegorz, your recent games show strong fundamentals, especially in openings like the English Opening and the Sicilian Defense, where you maintain solid win rates above 56%. You're leveraging popular variations, such as the Symmetrical Fianchetto and the Agincourt Defense well. Your ability to convert advantages into wins is evident with notable confidence in middlegame tactics and endgame technique, demonstrated in your recent winning games.
Strengths
- Opening Preparation: Your strong performance in the Amar Gambit and Sicilian Defense suggests well-prepared lines that you execute efficiently under bullet time constraints.
- Endgame Technique: Many of your wins display good endgame play, converting advantages carefully and avoiding premature risks.
- Positional Understanding: Your use of thematic English and Modern defenses shows understanding of pawn structures and long-term strategic goals.
- Consistent Pressure: Across games, you tend to keep up attacking pressure, forcing opponents into inaccuracies.
- Time Management: Given some losses on time, your ability to finish winning sequences shows progress in time control, but there is room for more efficiency.
Areas for Improvement
- Time Pressure: Several recent losses ended on time. Focus on faster, more practical decision-making in complex or defensive positions to reduce flagging.
- Handling Counterattacks: Some losses involved opponents countering your plans effectively (e.g., against the Sicilian and English openings). Work on recognizing and defusing counterplay before it intensifies.
- Defensive Tactics: Improve calculation and pattern recognition when defending active attacks, especially in open positions to avoid checkmates or losing material quickly.
- Diversify Opening Repertoire: While your main openings are effective, exploring supplementary lines could surprise opponents and provide fresh plans.
- Balance Between Aggression and Safety: Some games show a tendency to overextend. Emphasize solidifying your structure before pushing for sharp tactics.
Strategic Recommendations
To build on your current strengths and address challenges, consider the following:
- Practice rapid calculation drills to improve speed and accuracy under bullet conditions.
- Study defensive motifs specific to your common openings, such as the English Opening and Sicilian Defense, to better anticipate and parry opponent threats.
- Review games where you lost on time to identify moments for quicker simplifications or exchanges.
- Maintain a study focus on endgames, given your aptitude, to gain maximal benefit from small advantages.
- Consider occasionally using slower time controls to experiment with new openings and middlegame plans without the pressure of time.
Looking Ahead
Your rating trend slope suggests a gradual upward momentum, despite the recent rating dip of 71 points over the month. This means that with focused refinement in time management and defense, you're on a positive trajectory. Keep reinforcing your opening repertoire while sharpening quick calculation skills to capitalize more consistently in bullet games.
Consistency and adjustment will be key. Keep analyzing post-game moments thoroughly, especially losses, and maintain your strengths in strategic openings. Your overall win rate near 51% against varied opponents is competitive and can improve further with targeted effort.
🆚 Opponent Insights
| Most Played Opponents | ||
|---|---|---|
| dimych01 | 14W / 12L / 2D | View Games |
| Asa Hoffmann | 12W / 9L / 4D | View Games |
| sebraimundo | 16W / 6L / 2D | View Games |
| antonmiglo | 12W / 9L / 2D | View Games |
| oleg Remarciuc | 11W / 8L / 4D | View Games |
Rating
| Year | Bullet | Blitz | Rapid | Daily |
|---|---|---|---|---|
| 2025 | 2379 | 2200 | ||
| 2024 | 1909 | 2361 | ||
| 2023 | 1980 | 2346 | 1687 | |
| 2022 | 2013 | 2260 | 1621 | |
| 2021 | 2103 | 2241 | 2193 | |
| 2020 | 1953 | 2097 | 2193 |
Stats by Year
| Year | White | Black | Moves |
|---|---|---|---|
| 2025 | 476W / 312L / 117D | 422W / 366L / 127D | 82.3 |
| 2024 | 507W / 289L / 131D | 462W / 351L / 115D | 81.1 |
| 2023 | 555W / 385L / 131D | 537W / 431L / 120D | 79.8 |
| 2022 | 486W / 356L / 108D | 447W / 365L / 130D | 79.4 |
| 2021 | 705W / 472L / 153D | 697W / 513L / 125D | 78.9 |
| 2020 | 775W / 542L / 158D | 730W / 589L / 134D | 78.9 |
Openings: Most Played
| Blitz Opening | Games | Wins | Losses | Draws | Win Rate |
|---|---|---|---|---|---|
| Modern Defense: Pterodactyl Variation | 883 | 422 | 352 | 109 | 47.8% |
| Benko Gambit | 606 | 313 | 214 | 79 | 51.6% |
| English Opening: Symmetrical Variation | 558 | 276 | 201 | 81 | 49.5% |
| English Opening: Agincourt Defense | 529 | 270 | 174 | 85 | 51.0% |
| Sicilian Defense: Closed | 499 | 249 | 195 | 55 | 49.9% |
| English Opening: Four Knights System, Nimzowitsch Variation | 423 | 213 | 165 | 45 | 50.4% |
| English Opening | 410 | 222 | 141 | 47 | 54.1% |
| Sicilian Defense | 310 | 151 | 137 | 22 | 48.7% |
| English Opening: Symmetrical Variation, Anti-Benoni Variation | 285 | 156 | 87 | 42 | 54.7% |
| English Opening: Symmetrical Variation, Fianchetto Variation | 259 | 138 | 89 | 32 | 53.3% |
| Bullet Opening | Games | Wins | Losses | Draws | Win Rate |
|---|---|---|---|---|---|
| English Opening: Symmetrical Variation | 30 | 15 | 13 | 2 | 50.0% |
| Sicilian Defense: Closed | 30 | 16 | 12 | 2 | 53.3% |
| Amar Gambit | 30 | 20 | 9 | 1 | 66.7% |
| English Opening | 25 | 14 | 7 | 4 | 56.0% |
| English Opening: Agincourt Defense | 17 | 9 | 7 | 1 | 52.9% |
| Benoni Defense: Benoni Gambit Accepted | 17 | 10 | 7 | 0 | 58.8% |
| Sicilian Defense | 16 | 13 | 2 | 1 | 81.2% |
| Colle System: Rhamphorhynchus Variation | 15 | 9 | 5 | 1 | 60.0% |
| Sicilian Defense: Accelerated Dragon, Exchange Variation | 11 | 7 | 4 | 0 | 63.6% |
| English Opening: King's English Variation, Three Knights System | 10 | 4 | 4 | 2 | 40.0% |
| Daily Opening | Games | Wins | Losses | Draws | Win Rate |
|---|---|---|---|---|---|
| Amazon Attack | 2 | 1 | 0 | 1 | 50.0% |
| Modern Defense: Pterodactyl Variation | 2 | 2 | 0 | 0 | 100.0% |
| Ruy Lopez: Morphy Defense, Anderssen Variation | 1 | 1 | 0 | 0 | 100.0% |
| Grünfeld Defense: Counterthrust Variation | 1 | 1 | 0 | 0 | 100.0% |
| Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation | 1 | 1 | 0 | 0 | 100.0% |
| King's Indian Defense: Fianchetto Variation, Classical Fianchetto | 1 | 1 | 0 | 0 | 100.0% |
| Sicilian Defense: Accelerated Dragon, Exchange Variation | 1 | 0 | 0 | 1 | 0.0% |
| English Opening: Symmetrical Variation, Four Knights Variation | 1 | 1 | 0 | 0 | 100.0% |
| QGD: 4.Bg5 Be7 5.cxd5 Nxd5 | 1 | 1 | 0 | 0 | 100.0% |
| Sicilian Defense: Closed | 1 | 1 | 0 | 0 | 100.0% |
| Rapid Opening | Games | Wins | Losses | Draws | Win Rate |
|---|---|---|---|---|---|
| English Opening: Symmetrical Variation, Anti-Benoni Variation | 1 | 1 | 0 | 0 | 100.0% |
| King's Indian Defense: Fianchetto Variation, Yugoslav Variation | 1 | 0 | 0 | 1 | 0.0% |
| Amar Gambit | 1 | 1 | 0 | 0 | 100.0% |
🔥 Streaks
| Streak | Longest | Current |
|---|---|---|
| Winning | 13 | 0 |
| Losing | 9 | 1 |