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Sicilian DefenseModern Variations, Main Line

B54For BlackAggressive

1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6

A line for Black. Every figure below is computed separately for each rating band, and every one carries its own sample size.

Win rate, Black
48.7%49.5%49.5%48.5%
Band 600, n = 731Band 1000, n = 11,313Band 1400, n = 22,020Band 1800, n = 119,987
Blunder rate
pending80.0%37.5%34.3%
Band median 44.6%Band median 42.9%Band median 40.0%Band median 36.4%
Tier
CCBB
Black, band 600Black, band 1000Black, band 1400Black, band 1800
Share of games
0.0%0.1%0.2%0.6%
Of band 600 gamesOf band 1000 gamesOf band 1400 gamesOf band 1800 games
Every band, source period 2026-05
BandWhiteDrawBlackBlunderBook exitGamesTier
60046.4%4.9%48.7%--731C
100047.2%3.3%49.5%80.0%ply 8.211,313C
140046.6%3.9%49.5%37.5%ply 8.422,020B
180047.2%4.4%48.5%34.3%ply 8.5119,987B

Results by band

What it actually does, band by band.

All four bands are on the page. The one matching your rating is marked. Nothing here is averaged across bands.

600Your bandC at 600

At 600, the Sicilian Defense: Modern Variations, Main Line scores 48.7% for Black across 731 games. That is below average at this level.

1000Your bandC at 1000Blunder rate 80.0%, band median 42.9%

At 1000, the Sicilian Defense: Modern Variations, Main Line scores 49.5% for Black across 11,313 games. That is below average at this level. Games in this line leave known theory around move 5 on average, and 80.0% include an early material blunder (5 games at 1000).

1400Your bandB at 1400Blunder rate 37.5%, band median 40.0%

At 1400, the Sicilian Defense: Modern Variations, Main Line scores 49.5% for Black across 22,020 games. That is close to the average at this level. Games in this line leave known theory around move 5 on average, and 37.5% include an early material blunder (16 games at 1400).

1800Your bandB at 1800Blunder rate 34.3%, band median 36.4%

At 1800, the Sicilian Defense: Modern Variations, Main Line scores 48.5% for Black across 119,987 games. That is close to the average at this level. Games in this line leave known theory around move 5 on average, and 34.3% include an early material blunder (70 games at 1800).

Variations

Where the line goes next.

The lines that continue the Sicilian Defense: Modern Variations, Main Line, most played first at your band. Switch the band in the header and both the figures and the order follow.

  • -BBBB90

    Sicilian Defense: Najdorf Variation

    1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 a6

    0.0% of games at 600, n = 2210.0% of games at 1000, n = 5,2230.1% of games at 1400, n = 11,7960.3% of games at 1800, n = 70,702

  • -BCCB70

    Sicilian Defense: Dragon Variation

    1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6 5. Nc3 g6

    0.0% of games at 600, n = 2590.0% of games at 1000, n = 3,3120.0% of games at 1400, n = 5,2890.1% of games at 1800, n = 26,111

Questions

Common questions about this page.

At 600, the Sicilian Defense: Modern Variations, Main Line scores 48.7% for Black across 731 games. That is below average at this level.

At 1000, the Sicilian Defense: Modern Variations, Main Line scores 49.5% for Black across 11,313 games. That is below average at this level. Games in this line leave known theory around move 5 on average, and 80.0% include an early material blunder (5 games at 1000).

The Sicilian Defense: Modern Variations, Main Line (B54) is a line for Black. The main line runs 1. e4 c5 2. Nf3 d6 3. d4 cxd4 4. Nxd4 Nf6.