GAME GENIE CODES: Stargate. |
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| No. | Code | Effect |
| 1 | ABEA-EADY | Start with 0 grenades |
| 2 | NPEA-EADY | Start with 99 grenades |
| 3 | AAEA-EAFG | Infinite grenades |
| 4 | AKEA-EADW | Start with 3 lives |
| 5 | NPEA-EADW | Start with 99 lives |
| 6 | AA5A-EAH6 | Infinite lives |
| 7 | NPEA-EADT | Start with 99 continues |
| 8 | AA5T-EAD2 | Infinite continues |
| 9 | NPEA-EAD0 | Start with 99 alien grenades |
| 10 | AAEA-EAE2 | Infinite alien grenades |
| 11 | C27A-CA6W + BT7T-CA3E | Protects against most enemies |
| 12 | AA5T-EAC4 | Don't lose energy when you fall off screen |
| 13 | ACHT-CAHL | Protection against floor spikes |
| 14 | A0NA-AAHC | Pick up five mission objectives for each 1 you get |
| 15 | ACBT-CAHE | Extra life worth nothing |
| 16 | ALBT-CAHE | Extra life worth 2 |
| 17 | ACBT-CAGR | Energy icon does nothing |
| 18 | JCBT-CGGR | Energy icon restores energy to full |
| 19 | ADXT-CAGA | Machine gun does not heat up |
| 20 | LDXT-CAGA | Machine gun heats up quicker |
| 21 | RHXT-C61A | Machine gun cools off instantly |
| 22 | AC0T-AAG0 | Invincible after you get hit |