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King's Pawn GameMacLeod Attack

C20For WhiteLow theory

1. e4 e5 2. c3

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

Win rate, White
47.4%49.4%50.3%49.4%
Band 600, n = 9,661Band 1000, n = 31,757Band 1400, n = 23,275Band 1800, n = 32,939
Blunder rate
27.8%31.2%41.9%34.6%
Band median 44.6%Band median 42.9%Band median 40.0%Band median 36.4%
Tier
BBBB
White, band 600White, band 1000White, band 1400White, band 1800
Share of games
0.2%0.2%0.2%0.2%
Of band 600 gamesOf band 1000 gamesOf band 1400 gamesOf band 1800 games
Every band, source period 2026-05
BandWhiteDrawBlackBlunderBook exitGamesTier
60047.4%5.2%47.4%27.8%ply 3.09,661B
100049.4%3.8%46.8%31.2%ply 3.031,757B
140050.3%3.5%46.3%41.9%ply 3.023,275B
180049.4%4.0%46.6%34.6%ply 3.032,939B

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 bandB at 600Blunder rate 27.8%, band median 44.6%

At 600, the King's Pawn Game: MacLeod Attack scores 47.4% for White across 9,661 games. That is close to the average at this level. Games in this line leave known theory around move 2 on average, and 27.8% include an early material blunder (18 games at 600).

1000Your bandB at 1000Blunder rate 31.2%, band median 42.9%

At 1000, the King's Pawn Game: MacLeod Attack scores 49.4% for White across 31,757 games. That is close to the average at this level. Games in this line leave known theory around move 2 on average, and 31.2% include an early material blunder (61 games at 1000).

1400Your bandB at 1400Blunder rate 41.9%, band median 40.0%

At 1400, the King's Pawn Game: MacLeod Attack scores 50.3% for White across 23,275 games. That is close to the average at this level. Games in this line leave known theory around move 2 on average, and 41.9% include an early material blunder (43 games at 1400).

1800Your bandB at 1800Blunder rate 34.6%, band median 36.4%

At 1800, the King's Pawn Game: MacLeod Attack scores 49.4% for White across 32,939 games. That is close to the average at this level. Games in this line leave known theory around move 2 on average, and 34.6% include an early material blunder (52 games at 1800).

Questions

Common questions about this page.

At 600, the King's Pawn Game: MacLeod Attack scores 47.4% for White across 9,661 games. That is close to the average at this level. Games in this line leave known theory around move 2 on average, and 27.8% include an early material blunder (18 games at 600).

At 1000, the King's Pawn Game: MacLeod Attack scores 49.4% for White across 31,757 games. That is close to the average at this level. Games in this line leave known theory around move 2 on average, and 31.2% include an early material blunder (61 games at 1000).

The King's Pawn Game: MacLeod Attack (C20) is a line for White. The main line runs 1. e4 e5 2. c3.