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Petrov's Defense: Classical Attack, Marshall Trap

136 games from Lichess · Updated January 2026

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Black Expected Score83.5%Range (90% confident): 78.0% – 88.4%Based on 136 games
0%83.5%100%
Range (90% confident): 78.0% – 88.4%
Outcome Distribution
81.8%3.3%14.9%
Win
Draw
Loss
10...Bxh2+
Petrov's Defense: Classical Attack, Marshall Trap
Analyzen=136
Avg Length29 moves
Sharpness97%
Draw Rate3.3%

What is the Petrov's Defense: Classical Attack, Marshall Trap expected score for Black?

Snapshot

At all ratings, the Petrov's Defense: Classical Attack, Marshall Trap has a 83.5% expected score for Black (we're 90% confident it's between 78.0% and 88.4%), based on 136 Lichess games.

Black Win% by Rating

Improves with rating: 20% → 80%

0
1400
1600
1800
2000
2200

  • 0-999: 20.0% win rate (1 games)
  • 1400-1599: 71.4% win rate (2 games)
  • 1600-1799: 82.6% win rate (10 games)
  • 1800-1999: 82.4% win rate (44 games)
  • 2000-2199: 78.6% win rate (50 games)
  • 2200-2499: 80.3% win rate (29 games)

Black Win% by Time Control

Best in Bullet (84%), worst in Rapid (67%)

Bullet
Blitz
Rapid
Classical

  • Bullet: 84.1% win rate (30 games)
  • Blitz: 83.2% win rate (76 games)
  • Rapid: 67.3% win rate (26 games)
  • Classical: 81.8% win rate (4 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, Rapid: 50.0% expected score (1 games)
  • 1400-1599 rating, Bullet: 78.6% expected score (2 games)
  • 1600-1799 rating, Bullet: 78.6% expected score (2 games)
  • 1600-1799 rating, Blitz: 91.2% expected score (7 games)
  • 1600-1799 rating, Rapid: 30.0% expected score (1 games)
  • 1800-1999 rating, Bullet: 68.2% expected score (4 games)
  • 1800-1999 rating, Blitz: 76.3% expected score (27 games)
  • 1800-1999 rating, Rapid: 93.5% expected score (10 games)
  • 1800-1999 rating, Classical: 83.4% expected score (3 games)
  • 2000-2199 rating, Bullet: 89.4% expected score (15 games)
  • 2000-2199 rating, Blitz: 81.6% expected score (27 games)
  • 2000-2199 rating, Rapid: 44.2% expected score (7 games)
  • 2000-2199 rating, Classical: 70.0% expected score (1 games)
  • 2200-2499 rating, Bullet: 67.7% expected score (7 games)
  • 2200-2499 rating, Blitz: 92.5% expected score (15 games)
  • 2200-2499 rating, Rapid: 73.6% expected score (7 games)

Related Openings

Parent
Petrov's Defense
49.1%
Variations (5)
Petrov's Defense: Three Knights Game
50.2%
Petrov's Defense: Italian Variation
50.9%
Petrov's Defense: Stafford Gambit
46.5%
Petrov's Defense: Modern Attack
51.5%
Petrov's Defense: Damiano Variation
58.6%
Analyze Petrov's Defense: Classical Attack, Marshall Trap PositionsGet move-by-move win rates with the TrueElo analyzer

Frequently Asked Questions

What is the Petrov's Defense: Classical Attack, Marshall Trap win rate?

The Petrov's Defense: Classical Attack, Marshall Trap has a 14.9% (90% CI: 10.2%-20.2%) win rate for white, based on 136 rated games from Lichess.

At what rating does the Petrov's Defense: Classical Attack, Marshall Trap perform best?

The Petrov's Defense: Classical Attack, Marshall Trap performs best at 2000-2199 Elo with a 18.4% win rate for white (50 games). Win rate tends to decline at higher ratings as opponents know the theory better.

How sharp is the Petrov's Defense: Classical Attack, Marshall Trap?

The Petrov's Defense: Classical Attack, Marshall Trap has a sharpness score of 96.7 (very decisive), meaning 96.7% of games end decisively. Average game length is 29 moves.

Is the Petrov's Defense: Classical Attack, Marshall Trap a good opening?

The Petrov's Defense: Classical Attack, Marshall Trap is slightly favors black with a 14.9% (90% CI: 10.2%-20.2%) 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.