Erik Rundgren: A Chess Biography with a Twist of Wit
Nestled in the grand ecosystem of online chess, Erik Rundgren prowls the 64-square jungle with a style as dynamic and adaptable as a chameleon. With a peak blitz rating hovering around the mid-900s and a rapid max breaking just over 1100, Erik exhibits a playful mix of tactical prowess and strategic vision — a true creature of habit in the life cycle of the chessboard.
Erik’s blitz career is a story of evolution, starting with a spark in 2017 at a max rating of 914, weaving through the years with agility — sometimes shedding old skins as evidenced by fluctuations dipping as low as the 370 range in 2024, before regrowing a tougher exoskeleton of experience. His average blitz rating tends to settle in the mid-700s to low-800s, showing resilience as he adapts to the fast-paced, tick-tock nature of blitz chess.
Not just a blitz buff, Erik’s rapid play has been a comfortable hunting ground, boasting a respectable peak of 1105 in 2016 and keeping a consistent win rate that reflects the calculated patience one might expect from a wise old tortoise rather than a sprightly hare. His bullet endeavors have also seen some flash-tactics with peaks near 770, although this fierce tempo domain seems to be a bit of a less hospitable environment, with a bit of a downward trend in recent years.
Using openings with precision, Erik has a particular fondness for the Three Knights Opening in blitz — winning over 60% of his games there — and is no stranger to the Sicilian Defense and Queen's Pawn Zukertort Chigorin Variations, showing a well-rounded repertoire that can surprise opponents like a hidden trap in the wild.
Interestingly, Erik has an impressive comeback rate of over 65%, proving he’s not one to fold like a house of cards under pressure. His win rate after losing a piece is a clean 100%, showing a tenacity embedded deep in his chess DNA — a true fighter that refuses to be preyed upon easily.
While his tilt factor is moderate (10 out of 100), he presents a calm and calculated demeanor, rarely falling victim to the mental stressors that often cloud a player's judgment — in other words, Erik keeps his biological impulses in check, letting the rational mind lead the hunt.
Erik's psychological resilience mirrors the finest evolutionary traits: adapting, sometimes retreating, but always coming back with renewed vigor. His current winning streak of 3 games continues to keep his chess heart beating strong.
When not maneuvering knights and pawns, Erik can be found sharpening his mind with calculated openings and endgames — his average length of wins clocks just over 55 moves, indicating a predilection for drawn-out battles where patience is the predator.
In the vast biosphere of chess competitors, Erik Rundgren is a fascinating specimen — part strategist, part tactician, and part wanderer of the 64 squares. His journey through ratings and rhythms is a reminder that in chess, as in nature, survival and success belong to those who evolve.
Quick summary
Nice work, Erik — you’re creating chances and converting practical wins in blitz. Your recent games show good piece activity, willingness to simplify into winning material, and the confidence to castle to opposite sides and attack. At the same time there are recurring themes you can clean up to convert more games without relying on the clock.
Game highlight (recent win)
Here’s a compact viewer of your most recent win where you castled long, opened the center and won material before the opponent ran out of time:
Game vs bonnboy — an example of pushing the initiative after castling opposite sides. Opening: Four Knights Game.
What you’re doing well
- Active piece play — you prioritize development and rooks on open files (seen when you traded into a decisive rook/queen endgame).
- Opening choices that suit blitz — your best-performing lines (Three Knights, Sicilian) create imbalances you know how to handle quickly.
- Practical chance creation — you often leave the opponent with difficult defensive tasks and sometimes win on time, which shows pressure and initiative.
Key areas to improve (concrete)
- King safety and tactical oversights — in your loss vs cyrildevil23 the opponent got queen activity on your kingside (queen captures and checks). Work on guarding back-rank and light-square weaknesses around your king.
- Avoid hanging pawns/pieces after forcing sequences — double-check captures that open lines against your king. Ask “Who benefits from opening this file?” before capturing.
- Conversion before the clock — several wins end as “won on time.” That’s fine, but tighten technique in simplified positions (basic queen+rook endings, winning with material advantage). Practice converting up a minor piece or rook in the endgame under increment pressure.
- Opening reliability — you have high volume in some sharp traps (e.g., Blackburne Shilling Gambit) but lower win rate overall there. If you like tricky lines, study the key defensive resources so opponents can’t punish you when they avoid the trap.
Concrete drills and study plan (weekly)
- Daily (10–20 min): Tactics trainer focusing on forks, pins and back-rank mates. Blitz hinges on quick tactical recognition.
- 3× week (20–30 min): Endgame workbook — practise basic king+rook vs king, king+queen vs king, and king+pawn endings. Use positions with a small clock (3–5 minutes) to simulate blitz.
- 2× week (15–20 min): Opening reinforcement — pick 2 reliable systems (keep Three Knights Opening and one Sicilian line) and review 5 typical plans/typical pawn breaks for each side.
- Weekly (one longer session ~45–60 min): Play 5 slow blitz (10|5) or rapid games and review 2 lost/won games — identify recurring mistakes and write one improvement note per game.
Practical tips to use immediately in blitz
- When you castle opposite sides, prioritize pawn storms and avoid unnecessary piece trades that relieve the defender’s pressure.
- Before every capture, do a 2‑second tactical check for enemy checks, pins, discovered attacks, and queen forks — those are frequent in your losses.
- If you’re up material, trade pieces (not pawns) and simplify — practice “exchange until only pawns and kings” method to reduce blunder chances in time trouble.
- Flag-proofing: when low on time, keep a short checklist — move a safe tempo (develop/centralize), avoid long calculations, and use pre-moves carefully only when tactically safe.
Repertoire & opening advice
Your best win rates come from the Three Knights Opening and the Sicilian. Double down there:
- For Three Knights: learn one go-to middlegame plan for both sides (central breaks, knight outposts). That consistency pays in blitz.
- For the Sicilian: focus on 2–3 sidelines you like so you know the structures without heavy memorization.
- Consider reducing reliance on trap-heavy lines like the Blackburne Shilling Gambit unless you also study the mainline responses — the volume of games there gives opponents practice to punish mistakes.
Measurable mini-goals (next 4 weeks)
- +50 solved tactics with 80%+ accuracy on the tactics trainer.
- Convert 3 out of 4 won material positions in training rapid games (10|5) without flag wins.
- Solidify 2 opening lines with 5 model games reviewed each (notes saved).
- Reduce losses from hanging pieces by 25% — track the reason for each loss (tactical oversight, opening, time) and aim to cut the most common cause.
Notes from your stats (small commentary)
- Total games show you’re an active blitz player — keep the volume but focus the training plan to turn practice into improvement.
- Your Strength Adjusted Win Rate (~0.499) suggests you’re around even with similarly rated opponents — targeted tactical and endgame work will push that up.
- Short-term rating slope is mixed: slight dip last month but positive over 3 months. That means recent improvements are possible — keep the momentum.
Next steps
- Start with a 7‑day microroutine: 10 minutes tactics, 10 minutes endgame, one 10|5 game and one quick review (10–15 min). Note one recurring mistake each day.
- If you want, send one game (a loss or close win) and I’ll do a targeted 5‑move-by-move checklist for the critical phase.
Keep playing smart, and aim to convert more before the clock becomes the deciding factor — you already make the right aggressive choices; tightening tactics and endgame technique will turn many more games into clean wins. Good luck, Erik!
🆚 Opponent Insights
| Recent Opponents | ||
|---|---|---|
| amadnurul2305 | 0W / 0L / 1D | View |
| cyrildevil23 | 0W / 1L / 0D | View |
| bonnboy | 1W / 0L / 0D | View |
| lerx5t | 1W / 0L / 0D | View |
| kiyoshi1305 | 1W / 0L / 0D | View |
| etess1156 | 0W / 1L / 0D | View |
| bhaskargg | 0W / 1L / 0D | View |
| vcn0bls | 1W / 0L / 0D | View |
| sant0sz | 0W / 1L / 0D | View |
| karelbraunerft | 0W / 1L / 0D | View |
| Most Played Opponents | ||
|---|---|---|
| hnerheim | 51W / 19L / 4D | View Games |
| rundgren | 0W / 10L / 0D | View Games |
| incrediblewheel | 2W / 3L / 0D | View Games |
| sajjadasgary00 | 1W / 3L / 1D | View Games |
| andersjag | 3W / 1L / 0D | View Games |
Rating
| Year | Bullet | Blitz | Rapid | Daily |
|---|---|---|---|---|
| 2025 | 429 | 469 | 705 | |
| 2024 | 413 | 381 | 828 | |
| 2023 | 667 | 544 | ||
| 2022 | 626 | 573 | ||
| 2021 | 714 | 562 | ||
| 2020 | 514 | 745 | ||
| 2019 | 502 | 866 | 825 | 744 |
| 2018 | 572 | 802 | ||
| 2017 | 862 | 999 | ||
| 2016 | 1003 | 748 |
Stats by Year
| Year | White | Black | Moves |
|---|---|---|---|
| 2025 | 99W / 78L / 8D | 93W / 78L / 14D | 65.0 |
| 2024 | 73W / 62L / 8D | 56W / 84L / 5D | 58.6 |
| 2023 | 34W / 29L / 6D | 35W / 38L / 0D | 64.4 |
| 2022 | 89W / 84L / 6D | 84W / 94L / 6D | 61.7 |
| 2021 | 167W / 167L / 18D | 159W / 177L / 13D | 63.6 |
| 2020 | 7W / 8L / 0D | 5W / 10L / 0D | 45.7 |
| 2019 | 105W / 112L / 2D | 90W / 133L / 0D | 49.9 |
| 2018 | 180W / 178L / 11D | 158W / 199L / 9D | 58.7 |
| 2017 | 65W / 56L / 7D | 57W / 72L / 2D | 62.6 |
| 2016 | 2W / 2L / 0D | 4W / 3L / 0D | 36.9 |
Openings: Most Played
| Blitz Opening | Games | Wins | Losses | Draws | Win Rate |
|---|---|---|---|---|---|
| Blackburne Shilling Gambit | 319 | 142 | 162 | 15 | 44.5% |
| Three Knights Opening | 159 | 97 | 55 | 7 | 61.0% |
| Amazon Attack | 148 | 68 | 75 | 5 | 46.0% |
| Barnes Defense | 142 | 70 | 68 | 4 | 49.3% |
| Four Knights Game | 129 | 56 | 64 | 9 | 43.4% |
| Barnes Opening: Walkerling | 119 | 52 | 65 | 2 | 43.7% |
| London System: Poisoned Pawn Variation | 112 | 54 | 50 | 8 | 48.2% |
| Elephant Gambit | 98 | 52 | 42 | 4 | 53.1% |
| Sicilian Defense | 91 | 53 | 36 | 2 | 58.2% |
| Petrov's Defense | 86 | 42 | 42 | 2 | 48.8% |
| Bullet Opening | Games | Wins | Losses | Draws | Win Rate |
|---|---|---|---|---|---|
| Blackburne Shilling Gambit | 44 | 24 | 20 | 0 | 54.5% |
| Four Knights Game | 39 | 23 | 16 | 0 | 59.0% |
| Scandinavian Defense | 29 | 13 | 16 | 0 | 44.8% |
| Barnes Opening: Walkerling | 28 | 10 | 17 | 1 | 35.7% |
| Elephant Gambit | 24 | 12 | 12 | 0 | 50.0% |
| Barnes Defense | 23 | 11 | 12 | 0 | 47.8% |
| Sicilian Defense | 21 | 11 | 10 | 0 | 52.4% |
| French Defense | 21 | 9 | 12 | 0 | 42.9% |
| Amar Gambit | 20 | 9 | 11 | 0 | 45.0% |
| Amazon Attack | 18 | 11 | 7 | 0 | 61.1% |
| Rapid Opening | Games | Wins | Losses | Draws | Win Rate |
|---|---|---|---|---|---|
| Amazon Attack | 15 | 8 | 6 | 1 | 53.3% |
| Elephant Gambit | 14 | 8 | 5 | 1 | 57.1% |
| Philidor Defense | 12 | 5 | 6 | 1 | 41.7% |
| Barnes Opening: Walkerling | 10 | 8 | 2 | 0 | 80.0% |
| Barnes Defense | 7 | 4 | 3 | 0 | 57.1% |
| Amar Gambit | 6 | 4 | 2 | 0 | 66.7% |
| London System: Poisoned Pawn Variation | 6 | 6 | 0 | 0 | 100.0% |
| Scandinavian Defense | 5 | 2 | 3 | 0 | 40.0% |
| Center Game | 4 | 4 | 0 | 0 | 100.0% |
| French Defense | 4 | 3 | 0 | 1 | 75.0% |
| Daily Opening | Games | Wins | Losses | Draws | Win Rate |
|---|---|---|---|---|---|
| Caro-Kann Defense | 1 | 0 | 1 | 0 | 0.0% |
| Petrov's Defense | 1 | 0 | 1 | 0 | 0.0% |
🔥 Streaks
| Streak | Longest | Current |
|---|---|---|
| Winning | 12 | 0 |
| Losing | 10 | 0 |