B12

Caro-Kann Defense: Masi Variation

Chess diagram: Caro-Kann Defense: Masi Variation after 2…Nf6

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.

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Statistics from Lichess

142,171 games: White 55.1% / Draw 3.9% / Black 41.0%

The moves played next. Pick one to see it on the board.
Next moveGamesWhite / Draw / BlackW / D / B
63,78364K
49,13649K
19,77520K
3,0823,082
2,9802,980
1,1491,149
575575
322322

Rated Lichess games between players rated 1600 to 2500, from the Lichess opening explorer, updated Oct 30, 2026

Engine evaluation

+1.01 White is better

Best play: 3. e5 Nd5 4. f4 g6 5. Nf3 d6 6. c4 Nc7 7. Nc3 Bg7

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

Overview

Caro-Kann Defense: Masi Variation (ECO B12, Semi-Open Games) is a variation of the Caro-Kann Defense, reached after 1. e4 c6 2. d4 Nf6 (2 moves).

In 142,171 rated Lichess games between players rated 1600 to 2500, White won 55.1%, Black 41.0% and 3.9% were drawn. White's most played move here is 3. e5, in 45% of those games.

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How to play against the Caro-Kann Defense: Masi Variation

The most played answer, 3. e5, also scores best for White: 58.3%, with White winning 56.3% and Black 39.8% of 64K games. Of the main answers, 3. Nc3 scores lowest: 55.9%. Stockfish's first choice is also 3. e5.

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

Transpositions

Cite this page

Caissa Codex. “Caro-Kann Defense: Masi Variation (B12)”. Lichess data as of 30 Oct 2026. https://chesscodex.org/openings/caro-kann-defense-masi-variation