Runner2018/Assets/!Castle/Scripts/ObstacleDestoyer.cs

using System;
using UnityEngine;
using System.Collections;

public class ObstacleDestoyer : MonoBehaviour {

	public GameObject Particle;
	public float DeltaY= 1;
	public void BlowUp()
	{
		if(Particle)
		{
			var go = Instantiate(Particle,transform.position + Vector3.up * DeltaY,transform.rotation);
			Destroy(go,5);
		}

		Destroy (gameObject);
	}
}