Cheats & Guides

Godzilla (1990) Cheats For Game Boy

  1. Sound Test

    Begin a new game and then hold down A, B, and Start simultaneously, and then press Select.

    Contributed by: Retro 

  2. Hidden Developer Messages (US Version)

    Enter the below passwords in the Password 18 mode to get a developer message. All underscores ("_") are meant to be blank in the password (use the arrow to skip that spot).

    Effect
    D#RR=N___ C/#TS____ Message to Coats
    PR/GR#M=R S_FR1=NDS Message to friends
    &?K1N/R1_ T/_N/R1=_ Message to Nori

    Contributed by: Eevee-Trainer 

  3. Hidden Developer Messages (Japanese Version)

    Enter the below passwords in the Password 18 mode to get a developer message. All underscores ("_") are meant to be blank in the password (use the arrow to skip that spot).

    Effect
    PR0GRAMER S_FR1ENDS Message to friends
    YUK1N0R1_ T0_N0R1E_ Message to Nori
    TEST_____ PLAYERS__ Message to test players

    Contributed by: Eevee-Trainer 

  4. Password 18 Listings

    At the title screen, opt to "Continue", then select "Password 18". These passwords correspond to the levels shown. Note that these also save the scene plan map that I had when I got these passwords.

    Effect Effect
    8/71L9&?8 H#SW62&85 Scene #01
    JRWP&K264 B9#?H61J7 Scene #02
    T/&W198?T 3#F6&/&TF Scene #03
    ?/?N5WG5? 325&MQ2?F Scene #04
    /QGLW5B?/ 9#DW&M&/& Scene #05
    N139TCJGX 4/GRLSPNG Scene #06
    GMCSGX28G XL15N6DGS Scene #07
    Q77LNFXL/ GTDLFMPQN Scene #08
    5K27KRWJB TSQ1LLBB= Scene #09
    ?TDN925GB J/5RDQP?W Scene #10
    N9&H2R336 #J8#11BXD Scene #11
    1PN6XJ8NN K2G&C/R1F Scene #12
    W&88HN1X6 2&H8TJ7W4 Scene #13
    W6BJP11H6 RSHT1JNW3 Scene #14
    JH6NF39D4 T3P13RX4D Scene #15
    N&2H2LJ4X 2298CJQNJ Scene #16
    =?DM52=&M 5Q??MNS=# Scene #17
    2DGDR5QKR NJCNSNW2P Scene #18
    L92WRP3JT 11F#F7XRD Scene #19
    7P56BF857 36&&8/27F Scene #20
    9CW4C6=62 &9KCHKS91 Scene #21
    RD1F6F/&R WJXXS9WRS Scene #22
    CF5FMQGNL DPNH2GGCJ Scene #23
    6&C42N459 &4HH#J96J Scene #24
    Q?K2NFXL/ 1/QLRLLGS Scene #25
    7W=&K&87T KSG#7S79G Scene #26
    S6N/=4FQP 93/1N2QJJ Scene #27
    1K&H/4H3# 13G#LTX#D Scene #28
    &T1#LX&QG 8XSDNDK&W Scene #29
    296RNBXSQ 73DS5CMQ2 Scene #30
    BBLS?1LHF XP79RFGBJ Scene #31
    8MNNJ661J /11NW6F8S Scene #32
    B&LS77FNF GNF382N?K Scene #33
    6C646NKF9 #M=DM?F2S Scene #34
    77K94&/RT WTWTR3R9F Scene #35
    X2GJ#7S4X 6S9X13FXS Scene #36
    JXKB7KRH4 CK#93&NJK Scene #37
    ?DDF&DQP? WQNB=9D?S Scene #38
    &/W#3W&GG T?/W#D6&F Scene #39
    CFF&2QGNL J55H2GGCJ Scene #40
    &MX5=#6SG QK&6?7SL1 Scene #41
    365MKK5QK KJ/15MQSJ Scene #42
    R=BG/PH57 S4B651SW# Scene #43
    CD9&PQQ4C WSNXDHWCS Scene #44
    14MHKJHW# S9&4CTT1L Scene #45
    7LX82FHLT 1TFRFTS71 Scene #46
    PB2S??F55 8=234C9PJ Scene #47
    WR4?P1KD6 #88RT31W7 Scene #48
    DCFQ5P=62 5GC?/W1D1 Scene #49
    D=TQD/N32 P64&3C3B1 Scene #50
    ?6?&C2G7C 3S5#QQ7N4 Scene #51
    D?WQJP=62 5GC?/X1D# Scene #52
    TSKH6G/#1 F#WHGH4TF Scene #53
    9PXCSWP4H &R38WK29F Scene #54
    1DXJ8J/#1 WW6B88L1S Scene #55
    73THH&HJT 11F#&/&TD Scene #56
    7TLH6&8GT JTFRF2P7W Scene #57
    X5L=P7JNW JNFK8MN=3 Scene #58
    =X=Q=257M 9S=1Q=7QJ Scene #59
    CDXGP291L SP56Q71L7 Scene #60
    MN1Q7/59D 9FMSS=9M3 Scene #61
    ?1T9/2QRC W/NT29RCW Scene #62
    8XWFNHRTJ CX#Q96RJD Scene #63
    58Q5QLWFB /QQJLD55L Scene #64

    Contributed by: KeyBlade999 

  5. Password 4 Listings

    From the title screen, opt to "Continue", then select "Password 4". Enter the password below that corresponds with the proper level. Unlike the Password 18's, this type of password will not save your progress throughout the scene plan, so note that before choosing a password.

    Effect Effect
    8/4B Scene #01
    J7GT Scene #02
    T/R& Scene #03
    ?QQQ Scene #04
    //#8 Scene #05
    N7=F Scene #06
    GD8S Scene #07
    QI/G Scene #08
    59D4 Scene #09
    ?75J Scene #10
    N9SC Scene #11
    1/T9 Scene #12
    W&73 Scene #13
    WG42 Scene #14
    JHJ/ Scene #15
    N5WC Scene #16
    =?N7 Scene #17
    22RB Scene #18
    LK#B Scene #19
    7P/7 Scene #20
    9RMN Scene #21
    R268 Scene #22
    C5X= Scene #23
    6&6C Scene #24
    QRB9 Scene #25
    76PK Scene #26
    SW5? Scene #27
    135L Scene #28
    &#KX Scene #29
    2KH9 Scene #30
    BBB5 Scene #31
    82JP Scene #32
    BB8F Scene #33
    6?&H Scene #34
    7#WP Scene #35
    XM#& Scene #36
    JW9W Scene #37
    ?D&/ Scene #38
    &Q6K Scene #39
    CB6C Scene #40
    &M== Scene #41
    36SK Scene #42
    RMQD Scene #43
    CDPR Scene #44
    14LK Scene #45
    7?LC Scene #46
    P&B5 Scene #47
    WC12 Scene #48
    DCNQ Scene #49
    DDDM Scene #50
    ?WXN Scene #51
    DC3P Scene #52
    TQ1H Scene #53
    9/51 Scene #54
    1=8S Scene #55
    7H=3 Scene #56
    7TSH Scene #57
    XF32 Scene #58
    =65= Scene #59
    C2S2 Scene #60
    MW9F Scene #61
    ?#?D Scene #62
    8XMG Scene #63
    54ND Scene #64

    Contributed by: KeyBlade999 

  6. Invincibility and Scene Skip

    Enter any of the secret developer message passwords described below. After, during gameplay, press Select, then hold A+B, and press one of the following button combos for the prescribed effect.

    Effect
    A+Down Scene skip: jump down on the map
    A+Left Scene skip: jump left on the map
    A+Right Scene skip: jump right on the map
    A+Up Scene skip: jump up on the map
    A Toggle invincibility

    Contributed by: Eevee-Trainer 

Walkthroughs & FAQs

Type Name File Size
General FAQs FAQ/Walkthrough by KeyBlade999 55K
Maps and Charts Scene Plan Map by KeyBlade999 31K