Mihnea Costachi - International Master Extraordinaire
Meet Mihnea Costachi, a chess maestro known in the online realms as jacky72. Awarded the prestigious title of International Master by FIDE, Mihnea has steadily climbed the echelons of chess mastery, delivering thrilling games and jaw-dropping comebacks that keep opponents on the edge of their seats.
The Rating Rollercoaster
Starting with a humble blitz rating of around 2000 in early 2013, Mihnea transformed into a Blitz beast by 2025, rocking an astronomical peak rating near 2970 – which is basically grandmaster territory, if not entirely within it yet. Not to be outdone, his bullet play reached a staggering peak rating above 3060, proving that when the clock is ticking down, Mihnea's brain kicks into warp speed.
Playing Style & Personality
With an average game length for wins approaching 88 moves and an intense endgame frequency of over 88%, Mihnea enjoys the long haul. Forget quick one-move checkmates; this player thrives in maneuvering through complex, marathon battles that test patience and precision.
Known for his tactical wizardry, Mihnea boasts an impressive comeback rate of nearly 89% — that's right, when he loses a piece, he turns disappointment into opportunity with nearly half of those games ending in victory. Opponents beware: giving Mihnea a leg up is basically setting a trap for yourself.
Statistical Shenanigans
- Total Blizzard Games: Over 10,400 battles fought with a nearly 48% win rate.
- Bullet Brilliance: Over 7,600 games with a win rate tipping past 50%. Faster than a caffeinated squirrel.
- Rapid Ravages: Smaller sample, but fierce nonetheless – hovering around a 50% win rate in rapid games.
Not So Humble Opening Repertoire
Never revealing all his secrets, Mihnea’s favorite opening code is "Top Secret" — either a masterclass in mystery or just a sly wink to his rivals. Whether it’s an unassuming pawn move or a sneaky queen sortie, opponents can expect the unexpected.
Memorable Moments & Recent Battles
Just recently, Mihnea secured a stunning checkmate victory with his trademark tenacity and precision. In one thrilling blitz game, he orchestrated a crafty queen sacrifice followed by relentless pressure that ended in a neat mate - proving that victory and elegance are not mutually exclusive.
The Chess Philosopher
When asked about his strategy, Mihnea might say, "It's not just about winning; it's about making your opponent sweat." With a tilt factor of just 16, staying calm under pressure is a virtue that Mihnea seems to have mastered — a zen master amid the chaos of ticking clocks and screaming bishops.
Fun Fact
Mihnea's best time of day to play is quietly at 1:00 AM. So if you want to catch him napping, try challenging him at dawn – otherwise, prepare for a night owl on the loose!
Final Words
Whether it's blitz, bullet, or rapid, Mihnea Costachi embodies the spirit of chess: a blend of deep preparation, lightning-fast tactics, and, most importantly, a love of the game that shines through every move. Opponents, you've been warned – jacky72 plays not just to win, but to make chess a thrilling adventure every time.
Positive Aspects in Your Play
Mihnea, your recent rapid games demonstrate solid fundamentals and resilience. Here are some strengths to build on:
- You show good opening preparation with consistent use of the Queen’s Pawn and Indian defense systems, which suits your style well.
- Your ability to convert winning positions is evident from your sharp final play and decisive tactics in your wins.
- You maintain a balanced time management approach in rapid games, allowing you to make thoughtful moves without severe time pressure.
- Your record against typical openings like the QGD 3.Nc3 Bb4 and the Ruy Lopez Morphy Defense is promising, with a win rate above 65% and even 100% respectively in those lines.
Areas for Improvement
To raise your level further, focusing on the following areas would be beneficial:
- Opening Variety and Defenses: Your current performance shows struggles with certain openings such as the Vienna Gambit and East Indian Defense (0% win rate). Investing more study into these lines could stabilize your score in those areas.
- Endgame Technique: In your recent losses, you were caught in sharp tactical situations or mating nets. Practice endgame fundamentals and pattern recognition to better defend and convert seemingly balanced positions.
- Handling Complex Positions: Some losses came from allowing strong moves by opponents in the middlegame, particularly involving queen and rook activity. Enhancing your calculation depth and positional understanding will help.
- Drawing and Losing Games Review: Review games that ended in draws or losses carefully to find recurring inaccuracies or missed resources that could be improved.
General Recommendations
Considering your rating trends and stats, a thoughtful approach could include:
- Focus training on troublesome openings identified, especially those where you have a 0% win rate.
- Analyze your losses with an engine and stronger players to pinpoint subtle positional mistakes or tactical oversights.
- Practice different endgame scenarios regularly to improve confidence and technique in clutch moments.
- Use your strength in opening knowledge to steer games into favorable territory, minimizing risks against tricky lines.
- Maintain a steady tempo in rapid games, balancing speed and accuracy to avoid blunders.
Your steady rating slope implies consistent improvement potential. With targeted study and practice, you can return to upward momentum.
Next Steps
It would be useful to:
- Review your recent game vs monteneri focusing on losing positions to understand where the game slipped away.
- Explore deeper theory on openings like the East Indian Defense and Vienna Gambit to diversify your responses.
- Play training games emphasizing endgame technique, especially rook and queen endgames, where recent losses occurred.
- Continue leveraging your tactical strengths to build solid attacks from the opening.
🆚 Opponent Insights
| Recent Opponents | ||
|---|---|---|
| jazmincatorce | 5W / 0L / 0D | View |
| Momchil Petkov | 3W / 4L / 0D | View |
| Gerasimenyuk Mikhail | 6W / 1L / 0D | View |
| fda fadf | 3W / 0L / 0D | View |
| Noah Thomforde-Toates | 6W / 3L / 2D | View |
| przemekpiotrowski | 3W / 2L / 0D | View |
| Radin Yadegar | 2W / 1L / 0D | View |
| media2012 | 3W / 1L / 0D | View |
| aakash-dalvi7 | 25W / 20L / 8D | View |
| mostii | 3W / 0L / 1D | View |
| Most Played Opponents | ||
|---|---|---|
| razvan085 | 293W / 17L / 13D | View Games |
| Pranav Anand | 85W / 137L / 19D | View Games |
| Валерий Свиридов | 38W / 87L / 12D | View Games |
| Nguyen Ngoc Truong Son | 41W / 58L / 9D | View Games |
| ZURAB AZMAIPARASHVILI | 55W / 41L / 9D | View Games |
Rating
| Year | Bullet | Blitz | Rapid | Daily |
|---|---|---|---|---|
| 2025 | 3002 | 3002 | ||
| 2024 | 2855 | 2874 | 2431 | |
| 2023 | 2807 | 2818 | 2441 | |
| 2022 | 2864 | 2805 | ||
| 2021 | 2852 | 2862 | 2352 | |
| 2020 | 2801 | 2805 | 2335 | |
| 2019 | 2556 | 2620 | ||
| 2018 | 2552 | 2606 | ||
| 2017 | 2532 | 2503 | ||
| 2013 | 2059 | 2026 |
Stats by Year
| Year | White | Black | Moves |
|---|---|---|---|
| 2025 | 845W / 521L / 136D | 815W / 573L / 119D | 96.2 |
| 2024 | 526W / 525L / 115D | 480W / 564L / 112D | 97.0 |
| 2023 | 813W / 717L / 195D | 708W / 806L / 169D | 98.3 |
| 2022 | 436W / 318L / 74D | 381W / 328L / 93D | 96.6 |
| 2021 | 637W / 470L / 106D | 630W / 489L / 100D | 93.7 |
| 2020 | 493W / 286L / 67D | 473W / 310L / 61D | 88.6 |
| 2019 | 301W / 270L / 72D | 286W / 292L / 70D | 95.5 |
| 2018 | 442W / 375L / 86D | 381W / 420L / 83D | 91.6 |
| 2017 | 271W / 190L / 23D | 255W / 198L / 36D | 82.6 |
| 2013 | 74W / 54L / 6D | 78W / 54L / 5D | 82.3 |
Openings: Most Played
| Bullet Opening | Games | Wins | Losses | Draws | Win Rate |
|---|---|---|---|---|---|
| Amazon Attack | 788 | 435 | 295 | 58 | 55.2% |
| Amar Gambit | 635 | 322 | 278 | 35 | 50.7% |
| Australian Defense | 295 | 144 | 132 | 19 | 48.8% |
| Amazon Attack: Siberian Attack | 271 | 125 | 128 | 18 | 46.1% |
| East Indian Defense | 256 | 132 | 103 | 21 | 51.6% |
| King's Indian Defense: Fianchetto Variation, Delayed Fianchetto | 241 | 102 | 112 | 27 | 42.3% |
| King's Indian Attack | 175 | 93 | 63 | 19 | 53.1% |
| Nimzo-Larsen Attack | 165 | 88 | 68 | 9 | 53.3% |
| Barnes Defense | 154 | 92 | 54 | 8 | 59.7% |
| Four Knights Game | 150 | 71 | 64 | 15 | 47.3% |
| Blitz Opening | Games | Wins | Losses | Draws | Win Rate |
|---|---|---|---|---|---|
| Amazon Attack | 630 | 281 | 272 | 77 | 44.6% |
| Amazon Attack: Siberian Attack | 481 | 217 | 217 | 47 | 45.1% |
| Amar Gambit | 449 | 199 | 199 | 51 | 44.3% |
| King's Indian Defense: Averbakh Variation | 277 | 120 | 139 | 18 | 43.3% |
| Ruy Lopez: Morphy Defense, Modern Steinitz Defense, Fianchetto Variation | 273 | 134 | 119 | 20 | 49.1% |
| King's Indian Defense: Fianchetto Variation, Delayed Fianchetto | 265 | 127 | 110 | 28 | 47.9% |
| Blackburne Shilling Gambit | 238 | 136 | 84 | 18 | 57.1% |
| King's Indian Defense: Orthodox Variation | 229 | 116 | 94 | 19 | 50.7% |
| Australian Defense | 223 | 117 | 91 | 15 | 52.5% |
| Slav Defense | 207 | 95 | 76 | 36 | 45.9% |
| Rapid Opening | Games | Wins | Losses | Draws | Win Rate |
|---|---|---|---|---|---|
| Amazon Attack | 4 | 2 | 1 | 1 | 50.0% |
| QGD: 3.Nc3 Bb4 | 3 | 2 | 0 | 1 | 66.7% |
| QGA: Classical, 6...a6 7.a3 | 3 | 1 | 0 | 2 | 33.3% |
| Amar Gambit | 3 | 2 | 0 | 1 | 66.7% |
| Petrov's Defense | 3 | 1 | 0 | 2 | 33.3% |
| King's Indian Defense: Averbakh Variation | 3 | 1 | 2 | 0 | 33.3% |
| Vienna Gambit: 3...d5 4.exd5 | 2 | 0 | 2 | 0 | 0.0% |
| East Indian Defense | 2 | 0 | 2 | 0 | 0.0% |
| Semi-Slav Defense Accepted | 2 | 1 | 0 | 1 | 50.0% |
| Ruy Lopez: Morphy Defense, Modern Steinitz Defense, Fianchetto Variation | 2 | 2 | 0 | 0 | 100.0% |
🔥 Streaks
| Streak | Longest | Current |
|---|---|---|
| Winning | 31 | 6 |
| Losing | 16 | 0 |