Mega Man Battle Network 4: Red Sun Action Replay MAX Codes (USA)

This page contains Action Replay MAX cheat codes for Mega Man Battle Network 4 - Red Sun (USA). If you're playing on an emulator you can usually input codes very easily by accessing a tab off the top of the toolbar. Anyone playing on a physical Gameboy will need to purchase a physical Action Replay device to use these codes.

If you're using an emulator and still can't figure out how to setup these codes, you're in luck! There's two common emulators for GBA games, the mGBA and VisualBoy Advance. Follow the link provided for the emulator you're using to be taken to a guide explaining how to get these codes working.

Don't see the code you're looking for on this page? Head on over to my Mega Man Battle Network 4 - Red Sun (USA) CodeBreaker Codes and check for your code there instead!



Unlimited Health: 0E59286E 537F1E6F
During Battle

Unlimited Time: 0BDCD20C 71218753
For Kendou Dolls

Cheap Chip Trader: A014160F DCC0C21E

9999 Bug Frags After Battle: A1AF8AF3 29667F87

Buster Level S: A81FE4D3 2FE8BD59

Custom Gauge Always Full: 15CC295C B644243A

Fight BaseDS In Any Net Area 2: 24187302 E673413B

Have 10 Chips To Choose From On Custom Screen: 31C458B9 F8754642
May prevent Dark Chips from appearing

Have Duo Chip: E5707C4C F56B4D0A

Have Gand Prix Power: 76FB2292 2DAF5C40
Encounter a Mystery Green Data during battle;
Defeat enemy without destroying the data for the chip

HP Never Lost When Using Dark Chips: EE7B575B FC472FAB

Operation Battle: 5446FD87 55E4C895



Unlimited HP

7BF20874 1665914F
B3D76967 1ABF3C2A


Unlimited Mega/Giga Chips In Folder

78DA95DF 44018CB4
8CDFB498 8E66F994
BC4E1183 E29E826D


Chips Deal 5000 Damage

8305B5C6 969D0CAE


Free Net Deals

486B886D 79705FA6
3B6D285D ABB76B8F
218091E6 31A3F65F


Low Delete Time

B3DA5A32 93E48609


Weapon Charges Quickly

6385D294 9BF570E3
D138D97F 3F9F2763


Zenny Earned Faster

E53E3F61 03F4AD2C


Rapid Fire

EB3F8083 B13A163C
2D1AC8E1 45B43AE4


Send All 5 Chips To MegaMan

8FE5071C 39816B0E


Skip Battle Scene

5E377F56 3F79F5EF
8735C1CD 0BF8E9B5
1BB6A31A D9BC96E9
CFAF6C16 277726FF



04A1E98C 5BD8D2E1
1C7D5449 0EC04465


Unlimited Mega & Giga Chips In Pack

78DA95DF 44018CB4