Scotch Game Tactical Defense

The Scotch Game, or Scotch Opening, a chess opening that begins with moves:
1. e4 e5
2. Nf3 Nc6
3. d4

Ercole del Rio, in his 1750 treatise Sopra il giuoco degli Scacchi, Osservazioni pratiche d’anonimo Autore Modenese ("On the game of Chess, practical Observations by an anonymous Modenese Author"), was the first author to mention what is now called the Scotch Game.

Scotch game
1. e4 e5      2. Nf3 Nc6
3. d4 exd4  4. Nxd4

Scotch, Ghulam Kassim variation

1. e4 e5        2. Nf3 Nc6
3. d4 exd4    4. Nxd4 Nxd4
5. Qxd4 d6   6. Bd3

Scotch, Pulling counter-attack
1. e4 e5        2. Nf3 Nc6
3. d4 exd4    4. Nxd4 Qh4

Scotch, Horwitz attack
1. e4 e5      2. Nf3 Nc6
3. d4 exd4 4. Nxd4 Qh4
5. Nb5

Scotch, Berger variation
1. e4 e5           2. Nf3 Nc6
3. d4 exd4       4. Nxd4 Qh4
5. Nb5 Bb4+   6. Nd2 Qxe4+
7. Be2 Qxg2   8. Bf3 Qh3
9. Nxc7+ Kd8 10. Nxa8 Nf6
11. a3

Scotch game
1. e4 e5 2. Nf3 Nc6
3. d4 exd4 4. Nxd4 Qh4
5. Nb5 Bb4+ 6. Bd2

Scotch, Rosenthal variation
1. e4 e5 2. Nf3 Nc6
3. d4 exd4 4. Nxd4 Qh4
5. Nb5 Bb4+ 6. Bd2 Qxe4+
7. Be2 Kd8 8. O-O Bxd2
9. Nxd2 Qg6

Scotch, Fraser attack
1. e4 e5 2. Nf3 Nc6
3. d4 exd4 4. Nxd4 Qh4
5. Nf3

Scotch, Steinitz variation
1. e4 e5 2. Nf3 Nc6
3. d4 exd4 4. Nxd4 Qh4
 5. Nc3

Scotch, Schmidt variation
1. e4 e5 2. Nf3 Nc6
 3. d4 exd4 4. Nxd4 Nf6

Scotch, Mieses variation
1. e4 e5 2. Nf3 Nc6
3. d4 exd4 4. Nxd4 Nf6
5. Nxc6 bxc6 6. e5

Scotch, Tartakower variation
1. e4 e5 2. Nf3 Nc6
3. d4 exd4 4. Nxd4 Nf6
5. Nxc6 bxc6 6. Nd2

Scotch game
1. e4 e5 2. Nf3 Nc6
3. d4 exd4 4. Nxd4 Bc5

Scotch, Blackburne attack
1. e4 e5 2. Nf3 Nc6
3. d4 exd4 4. Nxd4 Bc5
5. Be3 Qf6 6. c3 Nge7
7. Qd2

Scotch, Gottschall variation
1. e4 e5 2. Nf3 Nc6
3. d4 exd4 4. Nxd4 Bc5
5. Be3 Qf6 6. c3 Nge7
7. Qd2 d5 8. Nb5 Bxe3
9. Qxe3 O-O 10. Nxc7 Rb8
11. Nxd5 Nxd5 12. exd5 Nb4

Scotch, Paulsen attack
1. e4 e5 2. Nf3 Nc6
3. d4 exd4 4. Nxd4 Bc5
5. Be3 Qf6 6. c3 Nge7
7. Bb5

Scotch, Paulsen, Gunsberg defence
1. e4 e5 2. Nf3 Nc6
3. d4 exd4 4. Nxd4 Bc5
5. Be3 Qf6 6. c3 Nge7
7. Bb5 Nd8

Scotch, Meitner variation
1. e4 e5 2. Nf3 Nc6
3. d4 exd4 4. Nxd4 Bc5
5. Be3 Qf6 6. c3 Nge7
7. Nc2

Scotch, Blumenfeld attack
1. e4 e5 2. Nf3 Nc6
3. d4 exd4 4. Nxd4 Bc5
5. Be3 Qf6 6. Nb5

Scotch, Potter variation
1. e4 e5 2. Nf3 Nc6
3. d4 exd4 4. Nxd4 Bc5
5. Nb3

Scotch, Romanishin variation
1. e4 e5 2. Nf3 Nc6
3. d4 exd4 4. Nxd4 Bc5
5. Nb3 Bb4+