B39

Sicilian Defense: Accelerated Dragon, Maróczy Bind, Breyer Variation

Chess diagram: Sicilian Defense: Accelerated Dragon, Maróczy Bind, Breyer Variation after 7…Ng4

Type a move and press Enter: e4, Nf3, O-O, or from and to squares like g1f3 (e7e8q to promote). The board is also played with the mouse.

Play any move on the board to explore from there, or step through the line with ‹ › and the arrow keys.

Statistics from Lichess

144,703 games: White 44.0% / Draw 9.2% / Black 46.8%

The moves played next. Pick one to see it on the board.
Next moveGamesWhite / Draw / BlackW / D / B
107,913108K
33,55534K
1,9631,963
321321
262262
172172
142142
5757

Rated Lichess games between players rated 1600 to 2500, from the Lichess opening explorer, updated Nov 7, 2026

Engine evaluation

+0.61 White is slightly better

Best play: 8. Qxg4 Nxd4 9. Qd1 Ne6 10. Rc1 b6 11. b4 Bxc3+ 12. Rxc3 a5

Stockfish 19, depth 30, after the line's last move. Scores are in pawns, from White's side.

Overview

Sicilian Defense: Accelerated Dragon, Maróczy Bind, Breyer Variation (ECO B39, Semi-Open Games) is a variation of the Sicilian Defense: Accelerated Dragon, Maróczy Bind, reached after 1. e4 c5 2. Nf3 Nc6 3. d4 cxd4 4. Nxd4 g6 5. c4 Bg7 6. Be3 Nf6 7. Nc3 Ng4 (7 moves).

In 144,703 rated Lichess games between players rated 1600 to 2500, White won 44.0%, Black 46.8% and 9.2% were drawn. White's most played move here is 8. Qxg4, in 75% of those games.

Written from the Lichess opening list and explorer. Know this line well? Write about it.

Write a description or report a mistake
What would you like to send?

Markdown supported (headings ###, bold, lists, links). Submissions are reviewed before publishing.

How to play against the Sicilian Defense: Accelerated Dragon, Maróczy Bind, Breyer Variation

The most played answer, 8. Qxg4, also scores best for White: 52.5%, with White winning 48.3% and Black 43.2% of 108K games. Of the main answers, 8. Nxc6 scores lowest: 37.4%. Stockfish's first choice is also 8. Qxg4.

Main answers: those played in at least 5% of these games. Score: White's wins plus half the draws, in rated Lichess games between players rated 1600 to 2500. How to play against other popular openings

Cite this page

Caissa Codex. “Sicilian Defense: Accelerated Dragon, Maróczy Bind, Breyer Variation (B39)”. Lichess data as of 7 Nov 2026. https://chesscodex.org/openings/sicilian-defense-accelerated-dragon-maroczy-bind-breyer-variation