Particle Action
Applies an action on a particle to define its behaviour
Applies an action at an “event” (something happening to a particle, when it meets a condition).
This is used to define advanced particle behaviours.
Kill
Destroy a particle
Emit
Emit a number of particles from another particle
Colorize
Set the color of a particle
Change Group
Set or increase the Group ID of a particle
Age
Set or offset the Age of a particle
Bounce
Make a particle collide with an object, defining its restitution and friction with the surface