Caissa Codex
B10

Caro-Kann Defense: Spike Variation, Scorpion-Grob Gambit

Chess diagram: Caro-Kann Defense: Spike Variation, Scorpion-Grob Gambit after 4. d3

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Statistics from Lichess

505 games: White 50.5% / Draw 4.2% / Black 45.3%

The moves played next. Pick one to see it on the board.
Next moveGamesWhite / Draw / BlackW / D / B
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4343
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99
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Rated Lichess games between players rated 1600 to 2500, from the Lichess opening explorer, updated Oct 31, 2026

Engine evaluation

−1.47 Black is better

Best play: 4... exd3 5. Bxd3 Na6 6. Bxa6 Qxd1+ 7. Nxd1 bxa6 8. Ne3 e5 9. Ne2

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

Overview

Caro-Kann Defense: Spike Variation, Scorpion-Grob Gambit (ECO B10, Semi-Open Games) is a gambit in the Caro-Kann Defense: Spike Variation, reached after 1. e4 c6 2. g4 d5 3. Nc3 dxe4 4. d3 (4 moves).

In 505 rated Lichess games between players rated 1600 to 2500, White won 50.5%, Black 45.3% and 4.2% were drawn. Black's most played move here is 4…exd3, in 85% of those games.

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Cite this page

Caissa Codex. “Caro-Kann Defense: Spike Variation, Scorpion-Grob Gambit (B10)”. Lichess data as of 31 Oct 2026. https://chesscodex.org/openings/caro-kann-defense-spike-variation-scorpion-grob-gambit

https://chesscodex.org/openings/caro-kann-defense-spike-variation-scorpion-grob-gambit