Scotch Game: what should White play?

In the Scotch Game (ECO C44), the position reached after e4 e5 Nf3 Nc6 d4 exd4 requires White to address the tension in the center. The statistically dominant and engine-preferred continuation is Nxd4, which restores material parity and has been played in 69.0% of the 91 million recorded games at this juncture. This move maintains a slight engine evaluation of +0.05 and leads to open, tactical play where White seeks to exploit the central space.

The Main Line with Nxd4

The move Nxd4 is the defining characteristic of the Scotch Game, immediately reclaiming the pawn on d4 and centralizing the knight. By removing the black pawn from the center, White opens lines for the bishops and prepares for rapid development. The most common continuation follows the line Nxd4 Nf6 Nc3 Bb4 Nxc6 bxc6, where Black challenges the d4 and prepares to pressure the e4. Despite the simplification, White retains a slight structural advantage in many variations due to Black's potential doubled pawns on the c-file.

The Scotch Gambit and Göring Gambit

Alternative approaches prioritize development or initiative over immediate recovery of the pawn. The Scotch Gambit, initiated by Bc4, is the second most popular choice, appearing in 20.6% of games with an engine evaluation of +0.00. It often leads to sharp play after Bc4 Bc5 c3 Nf6 e5 d5. Another aggressive option is the Göring Gambit with c3, played in 5.4% of games. While the engine evaluates this at -0.19, it offers White rapid piece activity in exchange for a pawn, typically following the sequence c3 dxc3 Nxc3 Bc5 Bc4 d6.

Rare Positional Alternatives

Moves such as Nbd2 and a3 are statistically negligible in the database, representing 0.0% of recorded games. These moves are considered suboptimal by the engine, with evaluations of -0.36 and -0.46 respectively. They fail to address the immediate central tension or the development of the kingside, allowing Black to comfortably consolidate the extra pawn or achieve easy equality through standard development.