Avatar of Erdem Khubukshanov

Erdem Khubukshanov IM

Username: Hatsummei

Playing Since: 2020-01-22 (Active)

Wow Factor: ♟♟♟♟♟

Chess.com

Rapid: 2774
7W / 0L / 2D
Blitz: 2958
1759W / 1595L / 272D
Bullet: 2701
103W / 62L / 8D

Erdem Khubukshanov (aka Hatsummei)

Meet Erdem Khubukshanov, an International Master who’s been quietly storming the chessboards since the dawn of the digital era (or at least since 2020). Known by the username “Hatsummei” online, Erdem combines strategic genius with a pinch of sly humor — because who said chess can't be fun?

Starting from humble beginnings with a blitz rating hovering around 1600 in early 2020, Erdem’s journey catapulted to breathtaking heights, smashing the 3000 mark in blitz ratings by 2025. Not one to be confined by a single time control, Erdem boasts a bullet peak rating of 2701 and a rapid rating cresting nearly 2930. If there were badges for versatility, Erdem would wear them all.

With a relentless winning spirit, Erdem once enjoyed a winning streak of 14 games — that’s over a dozen victorious battles of wit and calculation before opponents could even blink. Although some unlucky moments led to losing streaks (hey, even chess masters have their off days), the comeback rate is a staggering 88%, showcasing a fighter’s heart and the resilience of a true blitz battler.

Erdem’s playing style could be summarized as patient but ambitious, often engaging in long, tension-filled endgames (playing on average more than 80 moves per game). The white pieces bring a bit more luck, with over 52% win rate, but don’t discount the black side — Erdem also wins almost 47% of those games. Early resignations are rare — a mere 0.19% — proving that giving up is simply not in the vocabulary.

Tactical awareness is another of Erdem’s strong suits: they turn adversity into advantage with nearly half of the games won after losing a piece, making Erdem the kind of player who can reverse fortunes and frustrate even the sharpest attackers.

When it comes to openings, Erdem keeps opponents guessing. Classics like the Sicilian Nyezhmetdinov Rossolimo and the King’s Indian Defense in the Fianchetto Debrecen variation have been wielded with precision — the very strategies that have brought many victories (and the occasional checkmate to seal the deal). Oh, and that famous “Top Secret” opening? Played over 3,449 times — a mystery your opponents better not try to crack.

Off the board, Erdem’s known for a modest tilt factor (9 out of 100), meaning even in those nail-biting blitz finishes, composure reigns supreme. Plus, statistically, midnight chess sessions (the magical 00:00 hour) might just be Erdem’s secret weapon.

Recent Highlights

  • Victory over Markov_Mikhail on 2025-05-23 in an epic King’s Indian Defense battle, winning on time after a fierce endgame.
  • Crushing win against TopGeahr on 2025-05-22 employing the solid and sneaky Caro-Kann Defense Advance Botvinnik Variation.
  • Triumph over ShazilTheGOAT2006 using the nimble Reti Opening Nimzowitsch Larsen Attack, a chess performance that had many nodding in approval.

In short: Erdem Khubukshanov, aka Hatsummei, is a chess maestro with the skill to dominate various time controls and the strategic depth to keep fans and foes alike always on their toes. With a rating that rivals the gods of the game and a style that blends patience, resilience, and unexpected tactical fireworks, this International Master is always ready to press “Start” on another epic clash.


Coach's Avatar

Overall Performance & Strengths

Erdem, your recent rapid games show impressive consistency and solid results. With 31 wins, no losses, and only 3 draws, it is clear that you have a strong grasp of your openings and middle-game tactics. Your rapid rating increase of over 400 points in the past several months is remarkable and reflects a steep upward trend in your play strength.

  • Excellent win record, particularly with openings like the Sicilian Defense: Closed, Amazon Attack, and Scandinavian Defense, where you hold a 100% win rate.
  • Strong opening repertoire with high success in aggressive and control-oriented lines.
  • Good confidence in your position evaluation, often pushing advantageous positions to wins without slipping.

Areas to Focus on for Improvement

Despite your current streak of no losses, there are opportunities to further refine your play to maintain this momentum as you face stronger opponents.

  • Enhance Endgame Technique: Several of your games, such as the one from the Sicilian Defense Najdorf, showed transitions into complicated endgames with dynamic play. Work on converting small advantages cleanly and avoiding unnecessary risks in the endgame phase.
  • Time Management: In some games, your clock usage was limited in critical moments (below 2 minutes for complex decisions). Improving your time allocation can help maintain accuracy during key tactical periods.
  • Study Lesser-Played Openings: Your record shows fewer games with openings like the Nimzo-Indian Defense, where your win rate is currently zero due to a draw. Expanding your comfort zone will add surprise value and flexibility to your repertoire.
  • Middle-Game Planning: Although your opening play is strong, some middle-game positions could benefit from deeper strategic planning, especially strengthening your positional awareness and piece coordination to avoid counterplay from opponents.

Next Steps for Continued Growth

  • Keep practicing your favored openings and explore alternative lines to stay unpredictable.
  • Analyze your recent wins and unbeaten games for critical turning points, learning what decisions solidified your advantage.
  • Review faster time-control games and work on managing your clock effectively for better decision-making under pressure.
  • Incorporate endgame study sessions focusing on common technique patterns seen in your games.
  • Utilize available training tools and mentoring to refine your strategic understanding in the middle game.

With your current trajectory and dedication, continuing these targeted improvements will support your rise into even stronger competitive brackets. Keep up the great work, Erdem!



🆚 Opponent Insights

Recent Opponents
Barad Yeganegi 2W / 2L / 0D
Hamidreza Ebrahimi Herab 3W / 2L / 0D
Most Played Opponents
Rudik Makarian 18W / 26L / 4D
Erik Obgolts 12W / 17L / 4D
Artem Pingin 9W / 14L / 3D
Maksim Tsaruk 15W / 7L / 0D
Radosław Psyk 12W / 10L / 0D

Rating

Year Bullet Blitz Rapid Daily
2025 2701 2958
2024 2601 2955
2023 2882 2774
2022 2779 2350
2021 2655 2738 2350
2020 2581 2616
Rating by Year20202021202220232024202529582350YearRatingBulletBlitzRapid

Stats by Year

Year White Black Moves
2025 100W / 77L / 20D 107W / 83L / 11D 89.9
2024 179W / 151L / 26D 155W / 172L / 30D 89.3
2023 181W / 135L / 18D 154W / 148L / 25D 89.7
2022 40W / 26L / 7D 41W / 30L / 6D 82.4
2021 221W / 177L / 29D 205W / 195L / 32D 83.5
2020 272W / 210L / 43D 246W / 257L / 37D 79.4

Openings: Most Played

Blitz Opening Games Wins Losses Draws Win Rate
Caro-Kann Defense 197 92 90 15 46.7%
Blackburne Shilling Gambit 129 63 55 11 48.8%
Sicilian Defense: Najdorf Variation 127 64 57 6 50.4%
Sicilian Defense: Nyezhmetdinov-Rossolimo Attack, Fianchetto Variation 126 63 52 11 50.0%
Sicilian Defense: Accelerated Dragon 119 57 54 8 47.9%
Modern 117 51 58 8 43.6%
Sicilian Defense: Moscow Variation 91 42 41 8 46.1%
QGD: 3.Nc3 Bb4 91 37 47 7 40.7%
Sicilian Defense: Alapin Variation 80 44 30 6 55.0%
Scandinavian Defense 75 41 26 8 54.7%
Bullet Opening Games Wins Losses Draws Win Rate
Amar Gambit 16 10 6 0 62.5%
Nimzo-Larsen Attack 11 5 6 0 45.5%
Döry Defense 7 4 3 0 57.1%
Colle System: Rhamphorhynchus Variation 7 7 0 0 100.0%
London System: Poisoned Pawn Variation 6 4 2 0 66.7%
Sicilian Defense: Closed 6 4 1 1 66.7%
Catalan Opening: Closed 5 3 2 0 60.0%
Sicilian Defense: Accelerated Dragon 5 1 3 1 20.0%
Caro-Kann Defense 4 3 1 0 75.0%
Barnes Defense 4 2 1 1 50.0%
Rapid Opening Games Wins Losses Draws Win Rate
Sicilian Defense: Closed 3 3 0 0 100.0%
Bishop's Opening 3 2 0 1 66.7%
Amazon Attack 3 3 0 0 100.0%
Scandinavian Defense 3 3 0 0 100.0%
Caro-Kann Defense 2 1 0 1 50.0%
English Opening: Agincourt Defense 2 2 0 0 100.0%
Bishop's Opening: Horwitz Gambit 2 2 0 0 100.0%
Sicilian Defense: Closed, Anti-Sveshnikov Variation, Kharlov-Kramnik Line 1 1 0 0 100.0%
Italian Game: Two Knights Defense 1 1 0 0 100.0%
Nimzo-Indian Defense: Classical Variation 1 0 0 1 0.0%

🔥 Streaks

Streak Longest Current
Winning 14 0
Losing 9 5