1. Main line 1. d4 Nf6 2. Nf3 e6 3. Bg5 Choose a line 1. Main line 1. d4 Nf6 2. Nf3 e6 3. Bg5 2. Nimzowitsch Variation 1. d4 Nf6 2. Nf3 e6 3. Bg5 h6 3. Petrosian Gambit 1. d4 Nf6 2. Nf3 e6 3. Bg5 c5 4. e3 b6 5. d5 4. Torre Attack: Wagner Gambit 1. d4 Nf6 2. Nf3 e6 3. Bg5 c5 4. e4 Close 1. Main line 1. d4 Nf6 2. Nf3 e6 3. Bg5 2. Nimzowitsch Variation 1. d4 Nf6 2. Nf3 e6 3. Bg5 h6 3. Petrosian Gambit 1. d4 Nf6 2. Nf3 e6 3. Bg5 c5 4. e3 b6 5. d5 4. Torre Attack: Wagner Gambit 1. d4 Nf6 2. Nf3 e6 3. Bg5 c5 4. e4 Next