Breyer Variation

The Breyer Variation arises when Black meets 2. Nc3 with 2...Nf6 and, after 3. d4, hits back at once with 3...e5. With both knights already on c6 and f6, the pawn thrust aims to dissolve White's center before it can be consolidated. The point is that e5 is covered twice, but the knights are also exposed to pawn attacks. The engine gives White a clear advantage, and its preferred replies are 4. dxe5, 4. d5 and 4. Nge2.

The most common answer is 4. d5, gaining space and driving the c6-knight back, which leaves Black with a cramped, closed center. The second choice, 4. dxe5, opens the position and gains time against the f6-knight. White's results are best here. The quieter 4. Nf3 transposes to the Scotch Variation of the Four Knights Game, an open game that the more ambitious tries avoid. The position is not common, but it appears regularly in online play. Draws are rare and White scores somewhat better, so the line suits players who want an early fight in the center rather than a hypermodern build-up.