Contra

Codes

After choosing Arcade mode, enter the famous Konami code and start the game in order to start and continue with 30 lives.

When you use this code, your score is not eligible for the High Score Leader Board.

Effect	Code
Up, Up, Down, Down, Left, Right, Left, Right, B, A	Start game with 30 lives

Contributed By: PS2gamemasterGC.

Unlockable	How to Unlock
Collect 4 different weapon power-ups.	01. Armory
Score 100,000 points in an Xbox Live Co-op game.	02. Team Work
Get to the first tunnel without losing a life.	03. Untouchable
Beat the first timed tunnel with 33 seconds or more left.	04. Tunnel runner 1
Destroy the alien tower at the end of the water level.	05. Infiltration
Beat the second timed tunnel with 55 seconds or more left.	06. Tunnel runner 2
Collect 3 different weapons in the second tunnel.	07. Well Equipped
Get to the second tunnel without obtaining a single weapon upgrade.	08. Tough Guy
Complete the second tunnel with a score of 100,000 or more in Arcade mode.	09. Proficient
Complete the game in Xbox Live Co-op mode.	10. Partnership
Complete the game in Arcade mode using only 1 credit.	11. Bulletproof
Complete the game in under 12 minutes.	12. Full Assault

Contributed By: Jay FNG Philbrook.