| ARROW KEYS | Use these to control your ship around the screen. Unless you have gotten the Y-AXIS MOVEMENT powerup, you may only move horizontally. |
| SPACE BAR | Fires the currently equipped weapon. |
| ESCAPE | Used to exit the game and go back to the Main Menu screen. |
| CONTROL | Pauses the game, letting you catch your breath. Yes, the game is that intense. |
| A | Switch to the first ship. |
| S | Switch to the second ship if you have it. |
| D | Switch to the third ship if you have it. |
| F | Uses an Energy Tank if you have any available and unused. |
| Z | Switches to the POWER BEAM. |
| X | Switches to the WAVE BEAM if you have it. |
| C | Switches to the ICE BEAM if you have it. |
| V | Switches to the PLASMA BEAM if you have it. |
| B | Switches to the PHAZON BEAM if you have it. |
| N | Switches to the BLADE BEAM if you have it. |