Rent Mega Man Battle Network 3: White for GBA
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Mega Man Battle Network 3: White

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76 ratings

Cheats, Codes & FAQs

Codes brought to you by GameFAQs

Error Codes

If you attempt to use a Program of a color your current style does not support,you will get an error and be unable to boot up MegaMan until the problem is fixed.
You can bypass these errors once you have purchased the ModTools at Beach Street.When the error number appears,press Select and input the code to counter.

  • L013ZXME
    Counter Error A3
  • ALSK3W2R
    Counter Error B2
  • Y2U0MNCB
    Counter Error B3
  • BM2KWIRA
    Counter Error B5
  • UTIXM1LA
    Counter Error C2
  • OI1UWMAN
    Counter Error D2G
  • P213MSJL
    Counter Error E1
  • ITA2CRWQ
    Counter Error F3
  • TIS1LAEJ
    Counter Error G2C
  • CVVDS2WR
    Counter Error G2G
  • UTIW2SMF
    Counter Error H2
  • TU1AW2LL
    Counter Error S2C
  • AX1RTDS3
    Counter Error S2G
  • F2AAFETG
    Counter Error S2S
  • P3TOSIIS
    Counter Error D2S
  • WS1FS1AQ
    Counter Error D2C
  • X2CD3KDA
    Counter Error C1
  • UTI3OMDH
    Counter Error B6
  • 1LSKUTOB
    Counter Error B4
  • JHGIUTOP
    Counter Error B1
  • 3GKQ2RSQ
    Counter Error A2
  • GYU2OPZQ
    Counter Error A1
  • UTIR1SO2
    Counter Error E2
  • QSAO3C3L
    Counter Error F1
  • NC1FKSA2
    Counter Error F2
  • TUIEO23T
    Counter Error G2S
  • A3DJMNB1
    Counter Error H1
  • SK3LROT1
    Counter Error H3 (AntiDmg)
EX Codes for Navi Cust

If you have the ModTools and there are no Errors in the NaviCust, extra codes can be entered to give MegaMan a power boost. To enter these, press the 'Select' button after 'Running' the NaviCust program and then enter the code.
Note: 1 = first strange symbol, 2 = second strange symbol, 3 = third strange symbol.

  • JIEU1AWT
    HP+100
  • U2IEOSKW
    HP+150
  • ASK3IETN
    HP+200
  • SIE1TMSD
    HP+250
  • SEIUT1NG
    HP+300
  • GJHURIE2
    HP+350
  • AWE3ETSW
    HP+400
  • 3MZNBXH1
    HP+450
  • 2YTIWOAM
    HP+500
  • O3IUTNWQ
    HP+550
  • ZMJ1IGIE
    HP+600
  • SRUEIT3A
    HP+650
  • DMGEIO3W
    HP+800
  • SM2UIROA
    HP+900
  • CNJDU2EM
    HP+1000
  • KTEIUE2D
    Super Armor
  • SKDSHUEO
    Break Charge
  • SI1IEMGO
    Break Buster
  • JDKGJ1U2
    MegaFolder+1
  • 3DIVNEIQ
    MegaFolder+2
  • URY33RRO
    MegaFolder+3
  • FFIM1OWE
    MegaFolder+4
  • SKFBM3UW
    MegaFolder+5
  • ZBKDEU1W
    Block
  • EIR3BM3I
    Shield
  • SK13EO1M
    Reflect
  • GKHU1KHI
    ShadowShoes
  • PEOTIR2G
    FloatShoes
  • L3KJGUEO
    AntiDamage / Kiwarimi Magic
  • ZN3UDOIQ
    AirShoes
  • SJH1UEKA
    Humor / HumorSense
  • UIEU2NGO
    SneakRun / ShinobiDash
  • SKJGURN2
    UnderShirt
  • XBCJF2RI
    FastGauge
  • 2BKD1UEW
    SlowGauge
Shrink Navi Customizer Programs

In the Navi Customizer Screen, move the highlight over the name of the program that you want to shrink (and has not been shrunk yet). Hold the 'Select' button, and key in the corresponding code.

NOTE: 1,2, and 3 stand for the 3 weird characters, the first of which is 1, second is 2, and third is 3.

  • A R left B B A
    Shrinks Jungle
  • B down right R right right
    Shrinks Collect
  • R L B down down down
    Shrinks SneakRun
  • L R down up left right
    Shrinks Fish
  • up right A A R up
    Shrinks OilBody
  • right R right R L left
    Shrinks Battery
  • up B B down A R
    Shrinks Airshoes
  • left up B L left up
    Shrinks Undershirt
  • L A down B B B
    Shrinks Rush
  • B down up B down B
    Shrinks BugStop
  • B down A R left R
    Shrinks Fastgauge
  • A down A A R A
    Shrinks Beat
  • L down A down R B up
    Shrinks GigFldr1
  • A down left L L R
    Shrinks Tango
  • B left A down down up L
    Shrinks Hubbatch
  • down A R R L left left
    Shrinks BusterMAX
  • B up A left left B
    Shrinks Reflect
  • right right right up left B
    Shrinks Custom1
  • A down up down R down
    Shrinks Custom2
  • down B up down A left
    Shrinks Block
  • left right down R down R
    Shrinks Shield
  • L, Left, R, A, Right, Down
    AntiDmg
  • B, A, Left, L, Up, B
    BrakChr
  • R, A, B, Down, L, L
    BrakBstr
  • R, L, R, Down, Left, B, R
    DarkLcns
  • Up, R, A, Left, Right, Right
    Humour
  • Right, R, Down, R, L, Left
    MegFldr1
  • A, R, Down, Down, Right, Left
    MegFldr2
  • B, R, Right, Right, L, L
    SetMetal
  • Left, A, A, B, Up, Left
    SetSand
  • Up, Left, Right, L, Up, R
    ShdwShoes
  • Up, Right, Up, R, Up, Down
    SprArmor
SP navis

  • Highlight Continue, hold Left, press R, R, L, R, L, R, L, L (after getting first 5 stars)
    Fight SP Navis
Variable Sword Codes

When having the VarSword chip in battle hold down A button and enter these codes quickly.

  • Down, Down/Right, Right
    Long Sword
  • Up, Right, Down
    Wide Sword
  • Left, Down/Left, Down, Down/Right, Right
    Fighter Sword
  • Down, Left, Up, Right, Down
    Life sword
  • Left, B, Right, B
    Sonic Boom
  • B, B, Left, Down, Up
    Element Sonic