Action Replay Codes [US]
The following are known Action Replay Codes for Contra Advance: The Alien Wars EX on Nintendo Game Boy Advance (GBA).These codes were also known as GameShark Codes and in most cases will work on both devices.
These codes are for the U.S. version of the game.
- Master Code – Must Be On
03efedd6
8820ff1c
fdf8ee47
6f867b0f
Player 1: Infinite Lives
f5caa9af
140da9dc
Player 1: Infinite Continues
699a6fb1
16a0841e
Player 1: Always Have Normal Weapon
602b340a
5a3e4bf4
Player 1: Always Have Spread Weapon
58274afb
ede2f5dd
Player 1: Always Have Blue Missiles
60abbf05
6e39db54
Player 1: Always Have Red Missiles
cf4b4c5b
57f3c652
Player 1: Always Have Fire Weapon
bfa4aa92
f779586a
Player 1: Always Have Laser
867e9516
062e9399
Player 1: Always Have Tank Fireballs
587abf9a
68d89b26
Press Select to Kill Self
21b1a257
8c1a149a
1036e565
65309751
Code Breaker Codes [US]
The following are known CodeBreaker Codes for Contra Advance: The Alien Wars EX on Nintendo Game Boy Advance (GBA).The codes should work with the region specified but may work for other regions as well.
- Master Code – Must Be On
0000D66C 000A
1004A68C 0007 - Infinite Lives P1
33002C60 0063 - Quick Score Gain P1
83002C64 FFFF - Max Score P1
83002C64 E0FF
83002C66 05F5 - Infinite Continues
33001A84 0063 - Press Select+Up For Spread
74000130 03BB
33002CA8 0001 - Press Select+Down For C Missiles
74000130 037B
33002CA8 0002 - Press Select+Left For Homing Missiles
74000130 03DB
33002CA8 0003 - Press Select+Right For Flamethrower
74000130 03EB
33002CA8 0004 - Press Select+L Trigger For Laser
74000130 01FB
33002CA8 0005 - Press Select+R Trigger For Tank Missile
74000130 02FB
33002CA8 0006 - Invincibility
33002CA0 0063
Note: With this code, you can still die if you fall out of the screen and/or into the lava. - Level 2
73001A6C 0000
33001A6C 0001 - Level 3
73001A6C 0000
33001A6C 0002 - Level 4
73001A6C 0000
33001A6C 0003 - Level 5
73001A6C 0000
33001A6C 0004
Start on Level Codes