Contra 4

Written by John Scalzo  on December 02, 2007

Cheat Codes and Unlockables: In case you need help beating the hardest DS game ever.

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Weapons Upgrade
Pause the game and press Up, Up, Down, Down, Left, Right Left, Right, B, A, Start.

If weapons are already upgraded, entering this code will kill your character.

Unlockables
Challenge Mode: Complete the Arcade Mode on any difficulty.

Contra (NES): Complete 4 Challenges in Challenge Mode
Contra 4 Comic: Complete 32 Challenges in Challenge Mode
Contra 3 Comic: Complete 24 Challenges in challenge mode
Extras Museum and Sound Gallery: Complete 40 Challenges in Challenge Mode
Jimbo & Sully (Characters): Complete 36 Challenges in Challenge Mode
Lucia (Character): Complete 20 Challenges in challenge mode
Nobuya Nakazato Interview: Complete 16 Challenges in challenge mode
Probotector (Character): Complete 12 Challenges in Challenge Mode
Sheena Etranzi (Character): Complete 28 Challenges in Challenge Mode
Super C (NES): Complete 8 Challenges in Challenge Mode

Konami Code in Contra (NES)
To begin the game with 30 lives press Up, Up, Down, Down, Left, Right Left, Right, Y, B, Start at the Title Screen for Contra.

10 Lives Code in Super C (NES)
At the Title Screen for Super C press Right, Left, Down, Up, B, Y, Start

Sound Test in Super C (NES)
As the game's logo is fading in on the Title Screen press and hold Y & B, then press Start.