Official Game Genie Codes
| DD8B-6DA4 | Start with 1 life instead of 3
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| DF8B-6DA4 | Start with 2 lives
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| D78B-6DA4 | Start with 4 lives
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| D08B-6DA4 | Start with 5 lives
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| D68B-6DA4 | Start with 9 lives
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| DE8B-6DA4 | Start with 16 lives
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| F38B-6DA4 | Start with 31 lives
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| 3C8E-DDD7 + 3C8E-DD07 | Infinite lives
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| DFC3-DF0D | Start with 1 credit instead of 4--use for 1-player game only
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| D4C3-DF0D | Start with 2 credits
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| D1C3-DF0D | Start with 6 credits
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| D5C3-DF0D | Start with 7 credits
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| D6C3-DF0D | Start with 8 credits
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| DBC3-DF0D | Start with 9 credits
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| C227-6DDD | Infinite credits
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| DFBB-A766 | Makes Earwig Scorpion (Stage 1 mayor) much easier to defeat
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| DFB1-6F6C | Makes Bubble Brain (Stage 2 mayor) easier to defeat
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| 3C29-0704 + 3C29-0764 | Weapons status gauge remains at current level after a weapon is selected
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| CBAF-D7AD + DFA4-DDDD | Enemies shoot at you more |
