The event is not cancelable.

The event does not have a result.

Importing the class is recommended for events, simply add this line to the top of your script file.

ZenScript
 Copy
import crafttweaker.neoforge.api.event.entity.living.spawn.MobDespawnEvent;

ZenScript
 Copy
events.register<crafttweaker.neoforge.api.event.entity.living.spawn.MobDespawnEvent>(event => {
    println("MobDespawnEvent ran!");
});

MobDespawnEvent extends MobSpawnEvent. That means all methods available in MobSpawnEvent are also available in MobDespawnEvent

Name	Type	Has Getter	Has Setter
Name result	Type MobDespawnEvent	Has Getter true	Has Setter true