Answers for "kill the forgemaster"

kill app at port

#To list any process listening to the port 8080:
lsof -i:8080

#To kill any process listening to the port 8080:
kill $(lsof -t -i:8080)

#or more violently:
kill -9 $(lsof -t -i:8080)

spigot kill entity

@EventHandler
	public void onEntitySpawn(EntitySpawnEvent event) {
		if (event.getEntityType() == EntityType.CREEPER) {
			if (event.getEntity() instanceof Damageable) {
				
				Damageable creeper = (Damageable) event.getEntity();
				creeper.damage(1000);
			}
		}
    }