Contra: The Alien Wars – Game Genie Codes
The following are known Game Genie Codes for Contra: The Alien Wars on Nintendo Game Boy.
Start with the Flame Thrower
Start with the Crush Gun
Start with the Homing Shot
Start with the Spread Shot
Get 5 Smart Bombs after you die
Get 9 Smart Bombs after you die
Infinite Smart Bombs
Do not flash after getting hit
Flash longer after getting hit
You are invincible
Do you know any additional codes for this game? Is there an error listed above? Let us know about it and we’ll update the list.