Adidas Power Soccer '98 Cheats for PlayStation
Unlock Cheat Mode:
Hold L1 + L2 + R1 + R2 at the Main start-up screen to display the 'Cheat Entry' screen. Then enter one of the following codes to activate the corresponding effect.
Unlock Hidden Stadium:
Press Square, Circle, Square, Triangle, Triangle, Circle, X, X to unlock 'The Difference' stadium.
Unlock Bonus Teams:
Press X, Triangle, X, Square, Circle, Square, X, Triangle and a new flag will appear to the right of The Netherlands.
Press X, Triangle, Triangle, Circle, X, Square, Circle, Triangle and then pause gameplay to win the match of your choice.