Avatar of Sebastian Wiren

Sebastian Wiren

Username: RandomDubz

Playing Since: 2022-03-02 (Active)

Wow Factor: ♟♟♟♟

Chess.com

Daily: 1008
6W / 8L / 1D
Rapid: 1246
161W / 107L / 20D
Blitz: 1031
162W / 159L / 13D
Bullet: 861
453W / 427L / 15D

Sebastian Wiren – The Resilient Tactician of the Chessboard

Meet Sebastian Wiren, also known by his chess alias RandomDubz, a player who dances gracefully between the styles of rapid-fire blitz and the thoughtful embrace of rapid and daily games. Seb’s chess journey is a saga of steady improvement, stalwart comebacks, and a stubborn refusal to resign early – he only concedes about 3% of his games prematurely, proving he prefers fighting till the very end.

Rating Rollercoaster & Peak Moments

Starting out modestly with bullet ratings around 600-700 in 2022, Sebastian ambitiously climbed the ladder, smashing through the 1000+ barrier by early 2024. His blitz peak is a roaring 1416 – not too shabby for a player who’s as comfortable defending the Caro Kann Defense as he is surprising opponents with top-secret lines (spoiler: they often don’t find out secrets!). Rapid play is where he shines brightest, boasting an impressive peak rating of 1288, showcasing a tactical sharpness that led him to multiple hard-fought victories.

Opening Arsenal – A Medley of Classics and Curiosities

Sebastian's repertoire reads like a well-curated mixtape of solid and cheeky openings:

  • Caro Kann Defense: His bread and butter, featured in over 140 games in bullet alone, with around a 51% win rate. A reliable choice that says “I’m here to crush your dreams, calmly.”
  • Queen’s Gambit Accepted Old Variation: A favored gambit that netted him a strong ~58% win-rate in bullet games—because who doesn’t like a bit of nostalgia accompanied by pain for the opponent?
  • Queens Gambit Declined Marshall Defense: An area of particular strength in rapid, with an 80% win rate. Clearly, Sebastian knows how to channel his inner Marshall and pack a punch.
  • And the ever-enigmatic Top Secret opening line, with a win rate hanging just above 30%, proving he’s not afraid to keep opponents guessing—even if it means sometimes guessing wrong.

Style & Strategies

Known for a high comeback rate of 82.7%, Sebastian is the quintessential fighter who turns the tide when the chips are down, showing tactical wizardry and psychological resilience. He’s a bit of a morning shark too, with 75% win rate around 6 AM—so if you want to catch him off guard, maybe don’t schedule matches before your morning coffee!

Sebastian tends to play long games: his wins and losses both average around 58 moves, showing he’s in it for the marathon, not a quick dash. And with a nearly balanced win rate as White (52.9%) and Black (49.1%), he’s comfortable in any shoes—though he might tip his hat to White ever so slightly.

Noteworthy Battles & Opponents

With a career peppered with over 800 bullet games and a reputation for resilience, Sebastian’s faced many foes—his most-played opponent, charlie01001, has met Sebastian 22 times with a closely contested record. Sebastian also holds perfect win rates against a large list of opponents, so watch out if you’re on that list!

Recent Glories

One of Sebastian’s recent gems was a victorious struggle in an Old Benoni Defense encounter in May 2025. Playing Black under the alias RandomDubz, he patiently neutralized his opponent’s ambitions and forced a resignation, demonstrating his well-honed strategic patience.

Anecdotes & Trivia

Although Sebastian’s tilt factor is a respectable 10 (not too grumpy, not too zen), he probably wishes he had a clone for those nights where his win rate dips around late hours (21:00 sees just 41% wins!). Also, fun fact: he’s oddly undefeated when playing at 1 AM—because who’s even awake at that hour?

In summary, Sebastian Wiren is a studious and battle-tested player whose blend of classic openings, tactical grit, and steady improvement make him a formidable and unpredictable contender on the online chess battlefield. Whether you face him in bullet blitz or ponderous rapid, expect a fight, a comeback, and maybe a cheeky top-secret surprise.


Coach Chesswick's Profile Photo
Coach Chesswick

Quick overview

Nice work, Sebastian — you're converting practical chances in bullet and your short‑term trend is upward. Your strength‑adjusted win rate is about 51%, and your 1‑ and 3‑month rating slopes show you're improving steadily. Below I point out what you're doing well, the recurring mistakes from the recent games, and a short, actionable plan you can use in the next session.

What you're doing well

  • Endgame/queen promotion awareness — in several wins you marched a pawn to promotion and converted cleanly. Keep pushing passed pawns when the opportunity appears.
  • Creating tactical complications — you often generate double threats (checks + captures) that create practical winning chances under bullet time pressure.
  • Solid opening choices: you play a lot of Caro-Kann Defense lines and have a reasonable win rate there — that familiarity saves time in bullet and reduces early mistakes.
  • Clock conversion — you win a fair number of games by outplaying opponents in the time scramble (good instincts for flagging).

Main weaknesses from recent games

These are patterns that appear in the PGNs you provided and are quick to fix with targeted practice.

  • Back‑rank vulnerability — in your most recent loss you were mated on the back rank. Create an escape square (pawn luft), or watch for checks before leaving the back rank. See the annotated moment below for review:
  • Loose pieces and tactical drops — a few games show pieces going en‑prise or traded off for inferior compensation. Slow down for one extra second when a capture opens your king or allows a fork.
  • Defensive tunnel vision — after you attack, you sometimes miss the opponent’s counterchecks or mating nets (watch the opponent’s queen/rook battery).
  • Overreliance on time pressure — good to flag, but relying on flags loses you games when opponents survive long enough to exploit a positional weakness.

Concrete drills (15–30 minutes each)

Focus on these for the next 7–14 days. All are short and bullet‑friendly.

  • Tactics: 10–15 minutes of mate‑in‑2/3 puzzles daily. Pattern: back‑rank mate, pins, forks. (This fixes fast tactical misses.)
  • Back‑rank drill: play positions where you must defend back rank — practice making luft and trading into safer endgames. Review the loss vs xabier2222 shown above.
  • Opening simplification: pick 2 Caro‑Kann lines you like and play 20 blitz or rapid games focusing only on the opening moves to build quick autopilot responses (this saves time in bullet).
  • Review 5 losses fast: open each loss, find the one move that turned the tide, write down the trigger (e.g., "missed check", "no luft"), and replay the position once.

Short game plan for your next session

  • Warm up: 5 minutes of mate puzzles (focus on back‑rank patterns).
  • Play 10 bullet games but pause for 1 second before each capture that opens lines toward your king.
  • Finish with 10 minutes of rapid (5+3) focusing on one Caro‑Kann line — try to keep the same setup every game.

Targeted tips (bite‑size)

  • Before castling or after major trades, ask: "Do I have luft? Are there checks?" If not, make one pawn move to give the king breathing room.
  • When ahead on material, trade queens to reduce mating chances — in bullet a single direct attack often decides the game.
  • Use pre‑moves only when certain — a misplayed pre‑move can cost the game instantly in bullet (Mouse Slip / Fingerfehler risk).
  • Keep one defender near your king when opponents have active heavy pieces (avoid moving all back‑rank protectors away at once).

Games to review (recommended)

Start with the loss vs xabier2222 above (back‑rank mate). Then review a recent win where you promoted a pawn and converted — study how you forced the simplification and created a clear path to promotion. You can also revisit wins versus kandysky and awasthi2720 to emulate the successful plans.

One‑week improvement checklist

  • Do tactics for 10 min each day (mate patterns + forks).
  • Play 3 sessions of 10 bullet games, using the "pause before capture" rule.
  • Analyze 5 losses for the single decisive mistake — write it down.
  • Keep your opening moves consistent for the week (preferably your best win‑rate openings).

If you want, next steps

  • Send 2 specific games you want deep analysis on and I’ll mark critical moments and give line alternatives.
  • I can also create a 4‑week micro plan (openings, tactics, endgame) tailored to your playstyle and most common mistakes.


🆚 Opponent Insights

Recent Opponents
papayabandit 1W / 0L / 0D View
crepeaumiel 0W / 1L / 0D View
kurtious 1W / 0L / 0D View
n33xus 0W / 1L / 0D View
gabrields21 1W / 0L / 0D View
fatallion 1W / 0L / 0D View
eeeepe 0W / 1L / 0D View
poscko75 1W / 0L / 0D View
flooppppa 0W / 1L / 0D View
agrawsx3 1W / 0L / 0D View
Most Played Opponents
Carl Reuterskiöld 10W / 11L / 1D View Games
sis_max 12W / 1L / 7D View Games
EvilKingslayer3000 0W / 10L / 0D View Games
godlychesscrusher 3W / 6L / 1D View Games
lilniz3000 8W / 0L / 2D View Games

Rating

Year Bullet Blitz Rapid Daily
2025 901 1031 1262 1008
2024 1050 962 1246 1056
2023 928 928 971 1097
2022 713 1152 687 1054
Rating by Year20222023202420251262687YearRatingBulletBlitzRapidDaily

Stats by Year

Year White Black Moves
2025 79W / 90L / 6D 92W / 83L / 7D 61.6
2024 92W / 55L / 7D 73W / 78L / 3D 59.9
2023 194W / 146L / 11D 181W / 164L / 13D 58.6
2022 57W / 59L / 8D 60W / 59L / 3D 59.1

Openings: Most Played

Bullet Opening Games Wins Losses Draws Win Rate
Caro-Kann Defense 240 125 112 3 52.1%
Australian Defense 91 44 46 1 48.4%
Benoni Defense: Benoni Gambit Accepted 66 26 39 1 39.4%
QGA: 3.e3 c5 61 35 25 1 57.4%
Amar Gambit 54 33 21 0 61.1%
QGD: 2...Bf5 3.cxd5 50 27 19 4 54.0%
Caro-Kann Defense: Exchange Variation 41 16 25 0 39.0%
QGD: Chigorin, 3.cxd5 26 15 11 0 57.7%
Slav Defense 17 9 8 0 52.9%
Diemer-Duhm Gambit (DDG): 4...f5 16 8 8 0 50.0%
Blitz Opening Games Wins Losses Draws Win Rate
Caro-Kann Defense 92 42 48 2 45.6%
Caro-Kann Defense: Exchange Variation 34 16 15 3 47.1%
Australian Defense 32 19 12 1 59.4%
QGA: 3.e3 c5 28 18 10 0 64.3%
Benoni Defense: Benoni Gambit Accepted 22 14 8 0 63.6%
QGD: 2...Bf5 3.cxd5 19 11 7 1 57.9%
Amar Gambit 18 6 12 0 33.3%
Slav Defense 17 8 9 0 47.1%
Barnes Defense 11 5 6 0 45.5%
QGD: Chigorin, 3.cxd5 7 3 4 0 42.9%
Rapid Opening Games Wins Losses Draws Win Rate
Caro-Kann Defense 82 48 28 6 58.5%
QGA: 3.e3 c5 45 22 21 2 48.9%
Australian Defense 24 16 7 1 66.7%
QGD: 2...Bf5 3.cxd5 17 11 5 1 64.7%
Caro-Kann Defense: Exchange Variation 16 8 6 2 50.0%
Benoni Defense: Benoni Gambit Accepted 15 8 5 2 53.3%
QGD: 3.Nc3 Nf6 4.e3 9 6 1 2 66.7%
Amar Gambit 9 2 6 1 22.2%
Amazon Attack 9 3 6 0 33.3%
Slav Defense 7 4 3 0 57.1%
Daily Opening Games Wins Losses Draws Win Rate
Caro-Kann Defense 13 7 4 2 53.9%
Benoni Defense: Benoni Gambit Accepted 7 4 2 1 57.1%
QGA: 3.e3 c5 2 0 2 0 0.0%
Australian Defense 2 2 0 0 100.0%
Caro-Kann Defense: Exchange Variation 2 1 1 0 50.0%
Slav Defense: Bonet Gambit 2 1 1 0 50.0%
QGD: 2...Bf5 3.cxd5 2 1 0 1 50.0%
QGD: 3.Nc3 Nf6 4.e3 1 1 0 0 100.0%
QGD: 4.Bg5 Be7 5.cxd5 Nxd5 1 1 0 0 100.0%
Czech Defense 1 1 0 0 100.0%

🔥 Streaks

Streak Longest Current
Winning 9 1
Losing 10 0
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