TrueEloPlay what wins.
Analyzer

Modern Defense: Bishop Attack, Bücker Gambit

409 games from Lichess · Updated January 2026

Playable
Black Expected Score52.7%Range (90% confident): 48.6% – 56.7%Based on 409 games
0%52.7%100%
Range (90% confident): 48.6% – 56.7%
Outcome Distribution
51.3%2.8%45.9%
Win
Draw
Loss
3...b5
Modern Defense: Bishop Attack, Bücker Gambit
Analyzen=409
Avg Length33 moves
Sharpness97%
Draw Rate2.8%

What is the Modern Defense: Bishop Attack, Bücker Gambit expected score for Black?

Snapshot

At all ratings, the Modern Defense: Bishop Attack, Bücker Gambit has a 52.7% expected score for Black (we're 90% confident it's between 48.6% and 56.7%), based on 409 Lichess games.

Extra Analysis

Deep-dive datasets for this opening

Time-Control Swing

Max swing: 10.7% · Blitz best · Bullet worst

Black Win% by Rating

Declines with rating: 57% → 6%

0
1000
1200
1400
1600
1800
2000
2200
2500+

  • 0-999: 56.5% win rate (10 games)
  • 1000-1199: 44.8% win rate (13 games)
  • 1200-1399: 49.4% win rate (38 games)
  • 1400-1599: 42.6% win rate (49 games)
  • 1600-1799: 55.9% win rate (71 games)
  • 1800-1999: 50.3% win rate (81 games)
  • 2000-2199: 44.9% win rate (62 games)
  • 2200-2499: 62.3% win rate (78 games)
  • 2500+: 5.9% win rate (7 games)

Black Win% by Time Control

Best in Rapid (58%), worst in Classical (43%)

UltraBullet
Bullet
Blitz
Rapid
Classical

  • UltraBullet: 42.9% win rate (2 games)
  • Bullet: 55.4% win rate (207 games)
  • Blitz: 43.8% win rate (157 games)
  • Rapid: 57.6% win rate (41 games)
  • Classical: 42.9% win rate (2 games)

Black% by Rating × Time Control

Click any cell to filter. Green = above 50%, Red = below 50%.

RatingUBBulleBlitzRapidClass
0-999———
1000-1199———
1200-1399—
1400-1599——
1600-1799——
1800-1999—
2000-2199——
2200-2499——
2500+———

Expected score matrix by rating bracket and time control

  • 0-999 rating, Blitz: 50.0% expected score (6 games)
  • 0-999 rating, Rapid: 77.3% expected score (4 games)
  • 1000-1199 rating, Bullet: 70.0% expected score (1 games)
  • 1000-1199 rating, Blitz: 46.3% expected score (12 games)
  • 1200-1399 rating, UltraBullet: 50.0% expected score (2 games)
  • 1200-1399 rating, Bullet: 60.3% expected score (18 games)
  • 1200-1399 rating, Blitz: 39.7% expected score (13 games)
  • 1200-1399 rating, Rapid: 42.4% expected score (5 games)
  • 1400-1599 rating, Bullet: 52.1% expected score (23 games)
  • 1400-1599 rating, Blitz: 28.8% expected score (22 games)
  • 1400-1599 rating, Rapid: 68.2% expected score (4 games)
  • 1600-1799 rating, Bullet: 59.0% expected score (32 games)
  • 1600-1799 rating, Blitz: 56.8% expected score (28 games)
  • 1600-1799 rating, Rapid: 54.0% expected score (11 games)
  • 1800-1999 rating, Bullet: 54.8% expected score (40 games)
  • 1800-1999 rating, Blitz: 38.9% expected score (30 games)
  • 1800-1999 rating, Rapid: 73.8% expected score (9 games)
  • 1800-1999 rating, Classical: 50.0% expected score (2 games)
  • 2000-2199 rating, Bullet: 48.6% expected score (34 games)
  • 2000-2199 rating, Blitz: 46.0% expected score (23 games)
  • 2000-2199 rating, Rapid: 42.4% expected score (5 games)
  • 2200-2499 rating, Bullet: 66.3% expected score (54 games)
  • 2200-2499 rating, Blitz: 63.4% expected score (21 games)
  • 2200-2499 rating, Rapid: 38.9% expected score (3 games)
  • 2500+ rating, Bullet: 11.5% expected score (5 games)
  • 2500+ rating, Blitz: 35.7% expected score (2 games)

Related Openings

Parent
Modern Defense
48.7%
Variations (5)
Modern Defense: Two Knights Variation
50.0%
Modern Defense: Standard Defense
51.3%
Modern Defense: Standard Line
51.9%
Modern Defense: Three Pawns Attack
49.0%
Modern Defense: Geller's System
47.2%
Analyze Modern Defense: Bishop Attack, Bücker Gambit PositionsGet move-by-move win rates with the TrueElo analyzer

Frequently Asked Questions

What is the Modern Defense: Bishop Attack, Bücker Gambit win rate?

The Modern Defense: Bishop Attack, Bücker Gambit has a 45.9% (90% CI: 41.9%-50.0%) win rate for white, based on 409 rated games from Lichess.

At what rating does the Modern Defense: Bishop Attack, Bücker Gambit perform best?

The Modern Defense: Bishop Attack, Bücker Gambit performs best at 2000-2199 Elo with a 51.2% win rate for white (62 games). Win rate tends to decline at higher ratings as opponents know the theory better.

Is the Modern Defense: Bishop Attack, Bücker Gambit better in blitz or rapid?

Blitz (52.7%) outperforms Bullet (42.0%) by 10.7%. Choose your time control wisely.

How sharp is the Modern Defense: Bishop Attack, Bücker Gambit?

The Modern Defense: Bishop Attack, Bücker Gambit has a sharpness score of 97.2 (very decisive), meaning 97.2% of games end decisively. Average game length is 33 moves.

What is the Modern Defense: Bishop Attack, Bücker Gambit win rate in Bullet?

In Bullet games, the Modern Defense: Bishop Attack, Bücker Gambit has a 42.0% (90% CI: 36.4%-47.6%) win rate for white (207 Lichess games). Draw rate is 2.6%.

What is the Modern Defense: Bishop Attack, Bücker Gambit win rate in Blitz?

In Blitz games, the Modern Defense: Bishop Attack, Bücker Gambit has a 52.7% (90% CI: 46.2%-59.2%) win rate for white (157 Lichess games). Draw rate is 3.5%.

Is the Modern Defense: Bishop Attack, Bücker Gambit a good opening?

The Modern Defense: Bishop Attack, Bücker Gambit is slightly favors black with a 45.9% (90% CI: 41.9%-50.0%) win rate across all ratings. It performs best at 2000-2199 Elo. Your results depend on your rating, time control, and how well you know the typical plans.