ECO C25 · Vienna Game

Vienna Game: Hamppe-Muzio Gambit

1. e4 e5 2. Nc3 Nc6 3. f4 exf4 4. Nf3 g5 5. Bc4 g4 6. O-O

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Black to move. The arrow shows Stockfish’s best move.
Best move

6… gxf3−1.39

Black is clearly better. Stockfish 18, depth 18.

Analyze this position

In the Vienna Game: Hamppe-Muzio Gambit (C25), reached after 1. e4 e5 2. Nc3 Nc6 3. f4 exf4 4. Nf3 g5 5. Bc4 g4 6. O-O, Stockfish 18 recommends 6… gxf3 for Black. Black is clearly better (−1.39).

Top engine moves

  1. −1.396… gxf3 7. Qxf3 Qh4 8. d4 Nxd4 9. Qxf4 Qxf4 10. Bxf4 Bc5 11. Kh1
  2. +0.196… Bg7 7. Ne1 f3 8. Nxf3 gxf3 9. Qxf3 Qf6 10. Bxf7+ Kd8 11. Qh5
  3. +0.606… d6 7. Ne1 Bg7 8. d3 h5 9. Bxf4 Be6 10. Nd5 Na5 11. Qe2

Frequently asked questions

What is the best move in the Vienna Game: Hamppe-Muzio Gambit?
After 1. e4 e5 2. Nc3 Nc6 3. f4 exf4 4. Nf3 g5 5. Bc4 g4 6. O-O, Stockfish 18 at depth 18 recommends 6… gxf3 for Black, continuing 7. Qxf3 Qh4 8. d4 Nxd4 9. Qxf4 Qxf4 10. Bxf4 Bc5 11. Kh1. Black is clearly better (−1.39). The next best moves are 6… Bg7 (+0.19) and 6… d6 (+0.60).
Is the Vienna Game: Hamppe-Muzio Gambit a good opening?
Stockfish rates the position at −1.39: Black is clearly better. That is a large edge for an opening position, so check the engine lines before playing it from the other side.
What is the ECO code of the Vienna Game: Hamppe-Muzio Gambit?
C25. ECO codes classify chess openings from A00 to E99; C is the volume for open games and the French Defense.

Opening names from the Lichess opening book (CC0). Pieces by Colin M.L. Burnett (GPLv2+).