Visible stuff
* Move character/object
* Turn character/object
* Pause
* Shake screen
* Fade in/out
* Teleport character
* Move camera
* Teleport camera (move it instantly)
* Change the map
* Fade music in/out
* Play/Stop a sound (volume, repeat?)
* Play/Stop music
* Change weather effect
* Display text box
* Ask question
* Spawn character/object
* Change tileset
* Change tile
* Flash screen
Hidden Stuff
* Set flag / variable (for example, storing the answer to a yes/no question)
* Get flag / variable
* Give/Take item
* Add/Remove character
* Add/Remove status effect (poison/curse)
* Add/Remove experience
I'll add more and ideas for parameters as I go along. What have I missed so far?
