All Shu Generals
At the main menu, press White, Black, X, Y, White, R, L, Black. A sound will confirm that you have successfully activated the cheat.
Opening Edit Option
At the main menu, press X, Black, Y, White, L, R, White, White. A sound will confirm that you have successfully activated the cheat.
BGM Test Option
At the main menu, press L, White, Y, R, White, Black, X, Y. A sound will confirm that you have successfully activated the cheat.
Unlock Fu Xi
Complete Musou mode with Liu Bei, Cao Cao, and Sun Quan to unlock Fu Xi.
Unlock Nu Wa
Complete Musou mode with Sun Shang Xiang, Xiao Qiao, Da Qiao, and Zhen Ji to unlock Nu Wa.
Easy Fourth Weapons
Start the level on the hard difficulty setting, acquire the weapon, then quit and save the game. Set the difficulty to easy, then finish the level.