The difference between a 10-hour playthrough and a 50-hour slog is knowing how to optimize fame gain. Here is the strategic breakdown for each era of the game.

Leverages immense wealth to influence the war effort from the shadows.

At 50,000 fame, you unlock the "Imperial Decree" ability. Once per year, you can issue an edict that forces any officer in China (regardless of loyalty) to duel for your side. You can steal Lu Bu from a hostile army in the middle of a battle.