Avatar of Alexander Katz

Alexander Katz IM

Username: SacSacMate

Location: Los Angeles, California

Playing Since: 2012-08-23 (Active)

Wow Factor: ♟♟♟♟♟♟

Chess.com

Daily: 1507
197W / 78L / 24D
Rapid: 2544
33W / 7L / 4D
Blitz: 2738
3636W / 2452L / 705D
Bullet: 2851
748W / 633L / 93D

Alexander Katz (aka SacSacMate)

Meet Alexander Katz, the International Master whose chessboard wizardry has dazzled fans on and off the digital battlefield. More than just a titleholder, Alexander is also a dedicated streamer, bringing the thrill of the game to audiences worldwide while juggling kings, queens, and the occasional streaming technical glitch.

Chess Journey & Rating Highlights

Starting modestly at a Daily rating of 1357 back in 2012, Alexander’s journey has been nothing short of exhilarating. Climbing steadily through the ranks, they peaked at an impressive 2212 in classical chess by mid-2016. However, the real fireworks come in Blitz and Bullet formats, with peak ratings soaring to 2851 in Blitz (early 2025) and a lightning-fast 2953 in Bullet (early 2023). For those who count every second, Alexander is a force to be reckoned with.

Style & Strengths

Alexander’s playing style is a curious concoction of resilience and tactical awareness. With an astounding 87.6% comeback rate, they tend to laugh in the face of adversity, often turning positions around after losing a piece with a steady win rate exceeding 52%. For fans who enjoy a nail-biting finish, their games average over 78 moves per win, proving patience can indeed be a virtue on the 64 squares.

Stream viewers know that resignations are rare; the Early Resignation Rate is a humble 1.8%, meaning Alexander fights on until even the last pawn is hanging by a thread. A true gladiator of the game!

Opening Repertoire

While the chess library is vast, Alexander loves to cozy up with the Pirc Defense and the Giuoco Piano, boasting win rates between 57% to 80% depending on the line and format. Modern and Sicilian defenses also pepper their playbook, hinting at an adaptable player who enjoys mixing classical chess theory with spicy tactical battles.

Records & Rivals

With over 4,900 wins combined across Daily, Blitz, Bullet, and Rapid time controls, Alexander maintains a hefty leaderboard presence. Their fiercest opponents include familiar faces like “eilyisum” and the formidable “danielnaroditsky,” against whom the battles have been epic and intense, albeit with some tilt-worthy moments (a tilt factor of 41 – shows Alexander’s human side!).

Streaming & Online Persona

Online, you’ll find Alexander under the moniker SacSacMate, consistently engaging with a passionate chess community. Whether under bright studio lights or the glow of a late-night stream, they bring strategy, humor, and an infectious love of chess, occasionally tossing out witty banter as they fork knights and deliver checkmates.

Recent Game Highlight

In a recent electrifying live chess match, Alexander triumphed by resignation using the Pirc Defense Main Line, weaving a tactical web that left their opponent with no moves but to concede. True to form, the game combined careful strategic buildup and lightning tactical punches typical of SacSacMate's style.

Alexander Katz: proving that whether it's bullet or blitz, resignation or celebration, the chessboard is their stage and every game a performance!


Coach Chesswick's Profile Photo
Coach Chesswick

Performance snapshot for Alexander Katz

This feedback focuses on practical improvements you can apply to your blitz play. It uses your recent openings results and rating trends to highlight where you can tighten your game and build a more stable, repeatable approach under time pressure.

What you're doing well

  • You demonstrate a solid understanding across a diverse set of openings, including modern and classic defenses. This breadth helps you adapt to opponents’ choices in blitz and keep your opponent guessing.
  • Several openings you use show strong practical results, indicating you handle typical middlegame plans well and can convert advantages in many standard structures.
  • Your ability to navigate sharp, tactical lines in blitz shows good calculation and pattern recognition under time pressure, especially in well-trodden lines where you know typical motifs.
  • Consistent handling of dynamic positions with active piece play suggests you’re comfortable creating pressure and posing practical problems for your opponents.

Opportunities to improve

  • Stabilize your blitz results under time pressure. The recent downward rating trend suggests you’re occasionally overextending in the heat of battle. Develop a clear, repeatable thought process to reduce risky decisions late in games.
  • Time management during the opening and early middlegame. Build a plan for the first ten moves of your chosen openings and stick to a reasonable thinking budget before transitions to the middlegame.
  • Blunder reduction in critical moments. Create a simple pre-move check: “What is my opponent threatening now? Am I leaving a minor piece or a tactical motif hanging?”
  • Endgame conversion. Blitz games often reach simplified endgames where technique matters. Practice short endgames (king and pawn endings, rook endings) to improve conversion rates in tight time scenarios.
  • Pattern-based study of top performing openings. While breadth is good, deepen your understanding of a smaller set of lines that fit your style so you can recall plans quickly when under pressure.

Opening performance highlights

  • Najdorf Variation of the Sicilian and Scandinavian Defense show particularly strong performance, indicating you are comfortable in dynamic, imbalance-rich positions. Sicilian Defense: Najdorf Variation
  • Caro-Kann Defense and Czech Defense also surface as reliable options in your blitz toolkit, suggesting solid, resilient structures you can rely on under pressure. Caro-Kann Defense Czech Defense
  • Italian Game: Two Knights Defense and related lines demonstrate good practical play in early middlegame fights. Italian Game: Two Knights Defense
  • Other openings like the Scandinavian Defense and Queen’s Gambit Declined family show you can switch to solid, plan-focused play when needed. Scandinavian Defense

Practical next steps

  • Create a 2-week blitz plan: pick 2–3 openings you want to deepen, and build a simple move-by-move outline of typical middlegame plans in those lines. Then practice sticking to the plan within a fixed thinking time.
  • Implement a daily 15–20 minute tactics routine focusing on common blitz motifs (forks, pins, discovered attacks) to sharpen quick recognition under time pressure.
  • Run post-game reviews: for your last 5–10 blitz games, identify positions where you hesitated or blundered. Note what you missed and create a short checklist to avoid repeating those mistakes.
  • Endgame drills: practice rook endings and simple king-pawn endings to improve conversion in time pressure scenarios.
  • Time-management drills: in every game, set a small budget of time for the first 12 moves, then reassess. If you’re falling behind on the clock, switch to a safer, simpler plan to secure a usable position.

Starter study plan (optional)

If you’d like, I can tailor a one-week study plan with daily targets and quick practice tasks. It can include a short opening guide, tactical drills, and endgame exercises that align with your current openings and rating trend goals.

Quick profile link

To review or share this plan with others, you can view your profile here: alexander%20katz.



🆚 Opponent Insights

Recent Opponents
nicholasklv 32W / 5L / 2D View
Edgar Karagyozian 8W / 5L / 1D View
nikita2504 2W / 1L / 0D View
AlekhinesBeef 4W / 1L / 1D View
Roman Yankovsky 1W / 1L / 0D View
nicckui 0W / 1L / 0D View
Evgenij Shuvalov 2W / 1L / 1D View
Most Played Opponents
Evan Ju 49W / 69L / 7D View Games
r31415 68W / 34L / 13D View Games
Daniel Naroditsky 7W / 91L / 4D View Games
Yaacov Norowitz 15W / 51L / 2D View Games
John Williams 44W / 15L / 2D View Games

Rating

Year Bullet Blitz Rapid Daily
2025 2851 2738 2544
2024 2870 2671 2553
2023 2860 2656 2561
2022 2570 2404
2021 2810 2583
2020 2651 2594 2404 1507
2019 2587 2514 2404 1978
2018 2595 2535 800
2017 2515 2433 2369 2109
2016 2580 2411 2090 2187
2015 2559 2424 2090 2127
2014 2411 2295 2090 2094
2013 2198 2173 2000 2082
2012 2089 2035 1357
Rating by Year201220132014201520162017201820192020202120222023202420252870800YearRatingBulletBlitzRapidDaily

Stats by Year

Year White Black Moves
2025 349W / 189L / 46D 305W / 234L / 64D 85.3
2024 443W / 247L / 75D 388W / 276L / 86D 88.5
2023 276W / 213L / 49D 247W / 221L / 48D 84.5
2022 25W / 19L / 6D 28W / 20L / 2D 79.1
2021 150W / 88L / 22D 110W / 114L / 28D 80.9
2020 63W / 40L / 12D 61W / 36L / 16D 79.1
2019 137W / 57L / 19D 124W / 72L / 22D 77.8
2018 466W / 260L / 54D 426W / 284L / 61D 82.9
2017 205W / 159L / 51D 208W / 158L / 42D 84.6
2016 16W / 15L / 7D 21W / 17L / 2D 87.6
2015 147W / 100L / 15D 129W / 115L / 28D 84.3
2014 230W / 126L / 35D 201W / 146L / 43D 84.1
2013 84W / 29L / 8D 88W / 24L / 12D 66.7
2012 14W / 1L / 1D 15W / 0L / 2D 71.7

Openings: Most Played

Daily Opening Games Wins Losses Draws Win Rate
Unknown 24 11 13 0 45.8%
Barnes Defense 18 12 5 1 66.7%
Blackburne Shilling Gambit 14 9 3 2 64.3%
Bird Opening: Dutch Variation, Batavo Gambit 11 9 2 0 81.8%
Modern 11 8 2 1 72.7%
Czech Defense 11 8 2 1 72.7%
Amar Gambit 9 5 4 0 55.6%
Pirc Defense: Classical Variation 8 7 1 0 87.5%
Caro-Kann Defense 8 6 2 0 75.0%
Bogo-Indian Defense 8 4 2 2 50.0%
Blitz Opening Games Wins Losses Draws Win Rate
Czech Defense 377 209 133 35 55.4%
Caro-Kann Defense 328 188 112 28 57.3%
Blackburne Shilling Gambit 239 136 82 21 56.9%
Sicilian Defense: Closed 230 123 81 26 53.5%
Sicilian Defense: Najdorf Variation 167 98 52 17 58.7%
Amazon Attack: Siberian Attack 165 79 69 17 47.9%
Scandinavian Defense 165 97 59 9 58.8%
Italian Game: Two Knights Defense 156 88 53 15 56.4%
Petrov's Defense 143 65 54 24 45.5%
Modern 132 85 37 10 64.4%
Bullet Opening Games Wins Losses Draws Win Rate
Czech Defense 122 70 43 9 57.4%
Modern 95 45 45 5 47.4%
Amar Gambit 63 33 26 4 52.4%
Scandinavian Defense 59 31 26 2 52.5%
Caro-Kann Defense 43 18 24 1 41.9%
Pirc Defense: Austrian Attack 42 19 20 3 45.2%
Bird Opening: Dutch Variation, Batavo Gambit 40 23 16 1 57.5%
Alekhine Defense 39 19 17 3 48.7%
English Opening: Agincourt Defense 37 23 11 3 62.2%
Amazon Attack: Siberian Attack 35 17 16 2 48.6%
Rapid Opening Games Wins Losses Draws Win Rate
Blackburne Shilling Gambit 9 6 2 1 66.7%
Czech Defense 9 5 4 0 55.6%
Sicilian Defense: Closed, Anti-Sveshnikov Variation, Kharlov-Kramnik Line 4 4 0 0 100.0%
Petrov's Defense 4 2 2 0 50.0%
Caro-Kann Defense 4 3 1 0 75.0%
Sicilian Defense: Closed 4 1 2 1 25.0%
Ruy Lopez: Brix Variation 3 2 0 1 66.7%
Amazon Attack: Siberian Attack 3 3 0 0 100.0%
Italian Game: Two Knights Defense 3 3 0 0 100.0%
Pirc Defense: Austrian Attack 3 1 2 0 33.3%

🔥 Streaks

Streak Longest Current
Winning 23 0
Losing 41 3
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