Replacement 2. Nh2 (PNh2) Bg7 (PBg7)
3. PNf3 PBf6
Return 4. f4 Bg7
Or 4. Nh2 Bg7
5. Nf1 (BNf1) Nc6 6. d4 Nd8 (QNd8) 7. e4 c6 8. e4xd5 QNxd5
9. Qd2 ( if 9. Nc3 Nxc3 & Qe6+ ; if 9. Be3 or 9. Ne3 - Nxe3 & Qa5+)
Creation of Big super chess pieces. For example 1. d4 b6 2. Rb1 (NRb1) Qc8 (BQc8) 3. NRd2 BQb7
4. f3 Rg8 (NRg8) 5. Qd2 (NRQd2) g5 6. Bd2 (NRQBd2) g4
Replacement 2. Nh2 (PNh2)
Bg7 (PBg7)