Contra 4 -Nintendo DSゲーム

Cheat: The Konami Code

The classic Konami Code works in this game! Instead of using it at the game intro, however, youll want to use it after pausing your game. Using it will give you the best version of certain weapons. In case youve forgotten the Konami Code (or never knew it), its the following: Up, Up, Down, Down, Left, Right, Left, Right, B, A, Start.

Unlockable: Super C (NES)

To unlock the original NES Super C title, complete at least eight challenges in Challenge Mode.

Unlockable: Contra (NES)

To unlock the original NES Contra title, complete at least four challenges in Challenge Mode.

Unlockable: Challenge Mode

Beat the game on any difficulty level to unlock a new mode called Challenge Mode.

Unlockable: Probotector

To play as Probotector, clear at least twelve challenges in Challenge Mode.

Unlockable: Contra (NES) Increased Difficulty

To unlock a harder version of Contra (NES), a game which can be unlocked on this cartridge, simply beat the game once through. This is identical to how a harder version of the original NES title was unlocked.