Chess Openings Lab
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Scotch Game: Malaniuk Variation

The Malaniuk Variation is 4...Bb4+, a check that asks White how to block. After c3 the bishop drops back to c5 with the c3 square taken from White's knight, while other blocks like Nc3 or Bd2 lead to quieter, more symmetrical development.

Moves
1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Bb4+
ECO
C45
Engine
+0.27 · level (Stockfish 17.1, depth 20)
Played
548 games in our lichess sample
White scores
50.2%

Key ideas for both sides

White

  • Block with c3, and after ...Bc5 take Nxc6 and develop with Nd2 and Bd3, as in the engine line.
  • Nc3 is also good, leading to a Scotch Four Knights structure after ...Nf6 and Nxc6.
  • Bd2 offers a bishop trade, but after ...Qe7 Black gets quick pressure on e4.
  • Keep the e4 pawn defended, since Black's queen and knight both look at it.

Black

  • Answer c3 with ...Bc5, hitting the d4 knight while White's c3 pawn blocks the natural Nc3.
  • After Nxc6, recapture ...bxc6 toward the center, then play ...Nf6 and ...O-O.
  • Strike with ...d5 when White's e4 pawn is attacked twice and White's king is still in the center.
  • Against Bd2, play ...Qe7 to hit e4 and use ...d5 to open the center.

Plans and pawn structure

The check changes the way White develops. After c3 and ...Bc5, White plays Nxc6, Nd2 and Bd3 and the knight cannot use c3. Black recaptures with the b-pawn, castles and plays ...d5 or ...d6. In the Nc3 lines, the play follows Scotch Four Knights patterns with Black hitting e4 and playing ...d5. White plays for a small space edge, Black for active pieces.

What the engine plays from here

Stockfish 17.1 at depth 20 rates the position +0.27: level. Its three top choices for White:

  1. +0.27 5.c3 Bc5 6.Nxc6 bxc6 7.Nd2 Nf6
  2. +0.13 5.Nc3 Nf6 6.Nxc6 bxc6 7.Bd3 d5
  3. 0.00 5.Bd2 Qe7 6.Nb5 d5 7.Be2 dxe4

Pawns, from White's side.

How it scores on lichess

548 rated lichess games reached this position; White scored 50.2%.

under 120051.2%
1200–159951.9%
1600–199950.7%
2000 and up35.0%

Light: White wins. Grey: draws. Dark: Black wins. About the sample.

How to play against it

As White, block with c3 and accept that the bishop comes back to c5. Develop the knight via d2 and keep things simple. As Black, return the bishop to c5 or develop ...Nf6, and look for ...d5 once White's pieces are set.

Questions

What are the moves of the Scotch Game: Malaniuk Variation?

The Scotch Game: Malaniuk Variation starts 1.e4 e5 2.Nf3 Nc6 3.d4 exd4 4.Nxd4 Bb4+. Its ECO code is C45.

Is the Scotch Game: Malaniuk Variation good for Black?

Stockfish 17.1 rates the position +0.27 at depth 20, which is level. In 548 lichess games from our sample, White scored 50.2%. A low-theory option for Black players who want a playable Scotch without much preparation, and White keeps a small edge with simple moves.

What is the main idea of the Scotch Game: Malaniuk Variation?

Black uses a check to provoke c3, then brings the bishop to c5 when White's knight can no longer develop to c3. The game is close to level with normal development.

What should White play next?

The engine's first choice is c3, with Nc3 and Bd2 close behind. 5.c3 blocks the check with a pawn and prepares to meet ...Bc5 with Nxc6 and Nd2.

Updated October 2026. Sources and method.