Chessy
The Sicilian Classical: Nxc6 Line – A Dead-Level Fight for Black
After 1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6, White can avoid the long theoretical battles of the mainline Sicilian by trading knights on c6. Welcome to the Sicilian Classical: Nxc6 line. From the resulting position, Stockfish gives 0.00 — the engine thinks it's perfectly equal. And the statistics back that up: across nearly half a million games, Black actually wins 50.5% of the time, compared to 44.8% for White. This is a fighting, double-edged Sicilian where Black gets the bishop pair and a solid central structure right out of the gate. Dive into the interactive drill below to see how the position feels from Black's side.
Play the Sicilian Classical: Nxc6 against the engine
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Create a free account →What You Get After 6.Nxc6
By recapturing with the b-pawn (6…bxc6), you deliberately accept a doubled c-pawn. That might look ugly, but it comes with real compensation. You open the b-file for your rook, you gain the bishop pair (since White traded away a knight for your knight), and you keep a solid, flexible pawn centre. White's knight was their most active piece — after the trade, your dark-squared bishop will have a long diagonal to work on, and your light-squared bishop can develop easily to e6, b7, or even a6 to annoy White's queen. The pawn on c5 can support a future …d5 break, and if White ever plays e5, you can often meet it with …Nd7, keeping the centre under control.
The Most Popular Reply: 6…bxc6 7.Bg5
White's most common choice is 7.Bg5, pinning your knight to the queen. This has been played over 138,000 times in the database, but White scores only 44.3% from here — below average. That's good news for you. The simple response is 7…e6, unpinning the knight and preparing to develop your bishop to e7. White will usually castle (8.O-O) and then you play 8…Be7, reaching a typical Sicilian structure where Black is very comfortable. Just remember: don't rush to chase the bishop with …h6 unless you're ready for the possibility of Bxf6, which could damage your kingside pawns. Often it's better to leave it there and finish your development first.
The Engine's Top Choice: 7.Bc4
Stockfish recommends 7.Bc4 as White's best, aiming at the f7 square and preparing to castle quickly. The engine's suggested continuation is 7…e6 8.O-O Be7. This gets Black's kingside developed and keeps the position solid. Notice that after 7.Bc4, your natural 7…e6 also blocks the c4-bishop's diagonal to f7, so White's pressure evaporates. From here, Black often looks for chances on the queenside (the b-file) or prepares …d5 to challenge the centre. Black's 50.5% win rate in this line holds up even against this best move — it's a healthy position where you can outplay your opponent in the middlegame.
Sharpest Test: 7.e5 by White
If White pushes 7.e5 immediately, they're trying to break your coordination before you've castled. This aggressive advance scores 47.7% for White — the highest of any continuation, but still not above a draw rate for Black. Your best response is 7…Nd7 (blocking the pawn and threatening …Nxe5 if White isn't careful). After 8.Na4 (defending the e5 pawn indirectly), you can play 8…Qc7 or develop naturally. Don't panic: you have the bishop pair, and White's advanced e-pawn can become a target once you organise …d5 or …f6. The doubled c-pawns also give you extra control over the d4 square, so White's central ambitions are limited.
Results across 495,352 Lichess games
| Most-played continuation | Games | White wins |
|---|---|---|
| Bg5 | 138,457 | 44.3% |
| Bd3 | 131,199 | 44.9% |
| Bc4 | 63,678 | 45.1% |
| e5 | 44,340 | 47.7% |
| Be2 | 24,895 | 45.7% |
| Be3 | 24,498 | 43.9% |
Frequently asked questions
Is the Sicilian Classical: Nxc6 line good for Black?
Yes — Stockfish evaluates the position as 0.00, dead equal, and in practice Black scores 50.5% across nearly 500,000 games. The doubled c-pawns are compensated by the bishop pair, open files, and solid central structure.
How should Black respond to 7.Bg5?
The simplest and best reply is 7…e6, unpinning the knight. After 8.O-O Be7, Black has finished kingside development and can look to play on the queenside or prepare …d5. White scores only 44.3% from this position.
What is White's best move after 6…bxc6?
The engine recommends 7.Bc4, aiming at the f7-pawn. Black answers with 7…e6, blocking the bishop's diagonal, and follows with 8…Be7 after White castles. The position remains perfectly equal.
Can Black play for a win in this line?
Absolutely. Black's 50.5% win rate is higher than White's 44.8% in practice. The bishop pair and open b-file give Black long-term attacking chances, especially if White doesn't play accurately.