Library/Openings/Caro-Kann Defense/Spike Variation/Scorpion-Grob Gambit ECO B10
Opening· 7 plies

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

An entry in the Encyclopedia of Chess Openings (ECO B10), reached after 7 half-moves: 1. e4 c6 2. g4 d5 3. Nc3 dxe4 4. d3.

Caro-Kann Defense: Spike Variation, Scorpion-Grob Gambit ECO B10
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Black rook
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White queen
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End of this line

No further variations branch from this position in our database. To explore neighbouring ideas:

About this opening

Caro-Kann Defense: Spike Variation, Scorpion-Grob Gambit is an opening in the Encyclopedia of Chess Openings, classified under code B10. ECO group B (B00–B99) covers semi-open games (1.e4 with Black playing anything other than 1…e5), with the Sicilian, French, Caro-Kann and Pirc/Modern at its heart. This particular variation is reached after 7 half-moves from the starting position, with the move sequence 1. e4 c6 2. g4 d5 3. Nc3 dxe4 4. d3.

It belongs to the Caro-Kann Defense family. Within that family this is a level-2 branch (the Spike Variation → Scorpion-Grob Gambit line). The immediate parent line is Caro-Kann Defense: Spike Variation, transitioned via 4.d3.

The opening sequence in prose form: 1.e4 c6, 2.g4 d5, 3.Nc3 dxe4, 4.d3. From this position the encyclopaedia records no further canonical continuations — practical play branches into unnamed transpositions or returns to the parent line for alternative ideas.