| Name | | Function | | Parameters |
| bloodspray | Sprays blood at a certain point. | x | | | | Horizontal Position of Bloodspray |
| y | | Vertical Position of Bloodspray |
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| clearpickups | Clears all the pickups. |
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| clearstats | Clears all Player Character's stats. | | |
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| dopause | Pauses the game. |
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| eog | Goes to the stats screen. |
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| explode | Creates an explosion at a certain point. | x | | Horizontal Position of Explosion |
| y | | Vertical Position of Explosion |
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| fademenu | Changes target menu's alpha. | id | | Menu ID |
| alpha | | Level of Alpha to fade to. |
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| getname | Gets the name of a Key from its code. | i | | Keycode. |
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| getsong | Restarts the last song interrupted. |
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| givebtr | Adds to the Bullet Time Meter. | amt | | Amount to add to Bullet Time Meter |
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| initmusic | Delayed initialization of music. |
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| killmenu | Removes target menu. | id | | Menu ID |
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| makecollider | Redundant |
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| mtest | Returns whether a weapon's guntype is within certain values. | type | | Guntype. |
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| newmenu | Creates a new menu. | x | | Menu Horizontal Position |
| y | | Menu Vertical Position |
| w | | Menu Width |
| h | | Menu Height |
| headertext | string | Menu Header Text. |
| list | array | Array of Items in the Menu. |
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| ret | Quits to the Main Menu. |
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| setai | Turns AI on or off. | aiswitch | boolean | Whether AI is on. |
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| setbg | Sets background. | bgnum | | Number of background. |
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| setceil | Sets properties for ceiling. | iceil | | Ceiling Vertical Position |
| iisceil | boolean | Whether ceiling stops objects. |
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| setcostume | Sets costume type for subsequent NPCs. | setname | reference | Costume type reference. |
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| setground | Sets vertical ground position. | groundpos | | Ground Vertical Position |
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| sethud | Sets the HUD to message. | message | string | Message to display. |
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| setsong | Sets target song as current music. | song_reference | reference | Song reference. |
| init_loops | | Number of initial loops. |
| mysongname | string | Name of the target song. |
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| setwalls | Sets properties for walls. | imin | | Left Wall Horizontal Position |
| iminwall | boolean | Whether left wall stops objects. |
| imax | | Right Wall Horizontal Position. |
| imaxwall | boolean | Whether right wall stops objects. |
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| unpause | Unpauses the game. | sc | boolean | Whether to restart music. |
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