Opening Leak Lab

King's Pawn Game: Busch-Gass Gambit

C40 1. e4 e5 2. Nf3 Bc5

White scores 54.9% here across 2,727 club games, and no common reply does noticeably worse than the rest.

What White actually plays here

Across 2,727 games from a Lichess-derived book of club play, White scores 54.9% in this position. These are the replies people choose, and how each one works out.

ReplyGamesShare White scoresVerdict
Bc4 1,143 41.9% 54.3% holds up
Nxe5 514 18.8% 57.4% holds up
Nc3 357 13.1% 54.3% holds up
d4 330 12.1% 53.0% holds up
c3 217 8.0% 55.8% holds up
d3 67 2.5% 54.5% holds up
Bb5 28 1.0% 53.6% holds up

"Below the line" means the reply scores at least three points worse than the position does overall. Replies played fewer than 25 times are left out: the sample is too small to read.

Is this costing you anything?

A table of averages cannot tell you whether you go wrong here — only your own games can. Opening Leak Lab reads your Chess.com or Lichess archive, finds the decisions you repeat, and checks each one against this book and a bundled Stockfish.

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