Arthur Guo — Grandmaster and Rapid Specialist
Arthur Guo, online known as whiteshirt_boi, is a FIDE Grandmaster celebrated for his creative play and relentless energy in fast time controls. With the Grandmaster title already in his toolkit, Arthur has built a reputation as a formidable Rapid and Blitz competitor who shows up ready to fight in every position.
He gravitates toward Rapid as his preferred pace, mixing sharp tactical cues with disciplined endgame play. Fans enjoy his generous humor both at the board and in online communities, where he often lightens tense moments with a smile and a wink.
Career Snapshot
- Grandmaster title conferred by FIDE.
- Peak Blitz rating around 2932 (January 2022).
- Bullet peak near 2759 (December 2020) and Rapid peak around 2498 (March 2022).
- Over a decade of consistent activity across online and classical events, extending from 2012 through 2025 and continuing to grow as a versatile all‑rounder.
- Extensive Blitz and Rapid repertoire with a robust endgame grounding.
For a visual progression of his rapid results, see the placeholder chart:
. You can also browse his profile: whiteshirt_boi.Playing Style
Arthur shines in tactical skirmishes and late‑game battles, where his ability to navigate long, precise endgames stands out. His endgame frequency is notably high, and he thrives on pressure cooker moments that test calculation and nerve in equal measure.
- Endgame Frequency: 84.75%
- Tactical Awareness: strong, with frequent come‑from‑behind opportunities
- Best time of day to play: around 06:00 (a quirky rhythm that suits his concentration window)
Opening Repertoire (Blitz and Bullet Highlights)
Arthur’s blitz and bullet games show a rich and flexible approach, with a few standouts in his heavy repertoire:
- Nimzo-Larsen Attack — Blitz staple: 754 games, solid edge with a win rate around 51%
- Sicilian Defense: Najdorf Variation — Blitz mainstay: strong dynamic lines with a healthy win rate above 50%
- Sicilian Defense — another frequently used framework offering active play and sharp possibilities
- Amar Gambit and other aggressive ideas appear across faster formats, reflecting his willingness to fight from the first move
Legacy and Focus
Arthur continues to blend online and in‑person competition, bringing resilience, humor, and a deep technical understanding to the board. He remains a force in Rapid and a respected presence in Blitz circles, always ready to push the pace and test opponents with creative ideas from the very first move.
Overview of your recent rapid games
Your recent rapid results show you handle a variety of openings confidently and can press for a win when the position allows. In several games you created active play and finished with clear advantages, including a decisive finish that came from a sharp tactical sequence. This demonstrates readiness to seize opportunities and convert momentum when your opponent overreaches.
Profile reference: arthur%20guo
What went well
- You demonstrate strong versatility, handling multiple opening ideas with comfort.
- Your middlegame initiative is solid; you consistently seek active plans rather than waiting for opponents to dictate the pace.
- You are able to convert promising positions into wins, showing good judgment in tactical moments when material or positional imbalances arise.
Opportunities to improve
- Be mindful of overextension in the opening and early middlegame. When the initiative is large, ensure you have concrete follow‑ups and avoid creating weaknesses that your opponent can target later.
- Enhance calculation under time pressure. In rapid games, practice identifying forcing lines and quick recourses to avoid missing critical tactical resources for either side.
- Improve endgame technique, especially in long grind positions. A few minutes saved or lost in the endgame can swing results in rapid time controls.
- Develop a compact, two-way plan in each opening choice to reduce decision fatigue early in the game.
Openings performance notes
You’ve shown solid results across several openings, including the Scotch Game, Italian Game with the Knight Attack, the Slav Defense, and the English Opening Closed. This breadth indicates strong adaptability and comfort in both open and semi‑closed structures. Consider gradually building a focused repertoire around two key openings you enjoy most for each color, which can improve consistency in the early moves and reduce surprise when facing top opponents.
- Scotch Game: active piece play and quick development seem to fit your style well.
- Italian Game: you handle the typical plans effectively and stay in the fight with clear targets.
- Slav and English Closed: you navigate the pawn structures with solid piece coordination.
- Amar Gambit: this line shows you can handle dynamic, tactical positions but may require tighter control to avoid overreach.
Tip: focus on a small, coherent set of responses for your main openings to deepen understanding and reduce uncertain moments in the first 10 moves. Scotch Game
Practice plan for the next week
- Daily tactic practice: 15 minutes of puzzles emphasizing mating nets and defensive resources.
- Endgame fundamentals: study rook and pawn endings and king activity to convert small advantages in rapid games.
- Post-game review routine: after each rapid game, write one key lesson and one adjustment for your next game.
- Opening study: select two openings you enjoy most and build a short, practical guide with typical plans and common traps to avoid.
- Time management drill: simulate working with a clock, aiming to allocate your time in the opening to avoid slipping into time trouble.
Optional resources to explore
- Opening concept references: Scotch Game
- Pattern recognition: short tactical motifs to spot common mating nets
🆚 Opponent Insights
| Most Played Opponents | ||
|---|---|---|
| Leo Bispo | 72W / 30L / 9D | |
| Mark Heimann | 37W / 49L / 10D | |
| isaiahdaniel | 23W / 39L / 13D | |
| Dolgan Nyudleev | 32W / 29L / 2D | |
| Anselm Wagner | 35W / 20L / 2D | |
Rating
| Year | Bullet | Blitz | Rapid | Daily |
|---|---|---|---|---|
| 2025 | 2773 | |||
| 2024 | 2773 | |||
| 2023 | 2815 | |||
| 2022 | 2721 | 2799 | 2498 | 1216 |
| 2021 | 2721 | 2657 | 2004 | |
| 2020 | 2721 | 2671 | ||
| 2019 | 2632 | 2633 | ||
| 2018 | 2409 | 2445 | ||
| 2017 | 2416 | 2410 | ||
| 2016 | 2026 | 1180 | ||
| 2015 | 2160 | |||
| 2012 | 1533 |
Stats by Year
| Year | White | Black | Moves |
|---|---|---|---|
| 2025 | 27W / 23L / 4D | 20W / 31L / 6D | 84.5 |
| 2024 | 75W / 94L / 32D | 85W / 91L / 21D | 86.3 |
| 2023 | 96W / 94L / 20D | 93W / 109L / 18D | 90.1 |
| 2022 | 121W / 97L / 15D | 92W / 118L / 21D | 85.3 |
| 2021 | 280W / 318L / 50D | 260W / 342L / 61D | 89.8 |
| 2020 | 1152W / 929L / 180D | 1140W / 975L / 144D | 86.8 |
| 2019 | 516W / 450L / 77D | 466W / 520L / 75D | 88.0 |
| 2018 | 476W / 356L / 80D | 458W / 393L / 59D | 92.7 |
| 2017 | 780W / 527L / 85D | 716W / 559L / 84D | 88.1 |
| 2016 | 59W / 43L / 6D | 57W / 47L / 7D | 84.3 |
| 2015 | 0W / 0L / 1D | 1W / 0L / 0D | 48.0 |
| 2012 | 1W / 1L / 0D | 1W / 0L / 0D | 93.7 |
Openings: Most Played
| Blitz Opening | Games | Wins | Losses | Draws | Win Rate |
|---|---|---|---|---|---|
| Nimzo-Larsen Attack | 754 | 388 | 307 | 59 | 51.5% |
| Sicilian Defense: Najdorf Variation | 640 | 325 | 276 | 39 | 50.8% |
| Sicilian Defense | 453 | 235 | 188 | 30 | 51.9% |
| Amazon Attack: Siberian Attack | 301 | 143 | 133 | 25 | 47.5% |
| Döry Defense | 288 | 141 | 123 | 24 | 49.0% |
| Caro-Kann Defense | 278 | 134 | 121 | 23 | 48.2% |
| Amar Gambit | 266 | 143 | 112 | 11 | 53.8% |
| English Opening: Anglo-Indian Defense | 245 | 131 | 98 | 16 | 53.5% |
| Amazon Attack | 225 | 115 | 99 | 11 | 51.1% |
| Diemer-Duhm Gambit (DDG): 4...f5 | 222 | 104 | 98 | 20 | 46.9% |
| Bullet Opening | Games | Wins | Losses | Draws | Win Rate |
|---|---|---|---|---|---|
| Nimzo-Larsen Attack | 791 | 420 | 324 | 47 | 53.1% |
| Amar Gambit | 503 | 255 | 205 | 43 | 50.7% |
| Czech Defense | 208 | 113 | 84 | 11 | 54.3% |
| Sicilian Defense | 185 | 95 | 78 | 12 | 51.4% |
| Döry Defense | 154 | 68 | 79 | 7 | 44.2% |
| Colle System: Rhamphorhynchus Variation | 153 | 75 | 66 | 12 | 49.0% |
| Amazon Attack: Siberian Attack | 135 | 64 | 64 | 7 | 47.4% |
| Sicilian Defense: Closed | 116 | 48 | 60 | 8 | 41.4% |
| King's Indian Attack | 110 | 55 | 50 | 5 | 50.0% |
| Modern | 94 | 50 | 39 | 5 | 53.2% |
| Daily Opening | Games | Wins | Losses | Draws | Win Rate |
|---|---|---|---|---|---|
| Evans Gambit Accepted, 5.c3 | 1 | 0 | 0 | 1 | 0.0% |
| Nimzo-Indian Defense: Three Knights Variation | 1 | 0 | 1 | 0 | 0.0% |
| Ruy Lopez: Morphy Defense, Anderssen Variation | 1 | 0 | 1 | 0 | 0.0% |
| Rapid Opening | Games | Wins | Losses | Draws | Win Rate |
|---|---|---|---|---|---|
| Unknown | 2 | 2 | 0 | 0 | 100.0% |
| Scotch Game | 1 | 1 | 0 | 0 | 100.0% |
| Barnes Defense | 1 | 1 | 0 | 0 | 100.0% |
| Italian Game: Two Knights Defense, Fegatello Attack, Leonhardt Variation | 1 | 1 | 0 | 0 | 100.0% |
| Sicilian Defense | 1 | 1 | 0 | 0 | 100.0% |
| Amar Gambit | 1 | 0 | 1 | 0 | 0.0% |
| Slav Defense: Alekhine Variation | 1 | 1 | 0 | 0 | 100.0% |
| English Opening: Closed, Taimanov Variation | 1 | 1 | 0 | 0 | 100.0% |
🔥 Streaks
| Streak | Longest | Current |
|---|---|---|
| Winning | 14 | 0 |
| Losing | 15 | 1 |