Fieldrunners Super Secret Cheats Revealed

Official EU Playstation blog writes:

Hello, everyone! Ash Monif from Subatomic Studios here to reveal super secret PSP minis cheat codes for Fieldrunners!

Super secret cheat #1 – Unlock All Maps and Fast Forward

Now you can instantly play any map and mode with fast forward!

To unlock:

1. Navigate to the Credits screen.

2. Enter the following button sequence: Down, Down, Up, Up, Right, Left, Right, Left, Circle button, X button.

3. The "Charge" sound effect will play indicating the cheat was unlocked!