private void OnTriggerEnter2D(Collider2D collision)
 {
     if (collision.tag == "Player")
     {
         collision.GetComponent <HealthScript>().dealDamage(damage);
         spawnScript.enemyDied();
         Destroy(this.gameObject);
     }
 }
 // Update is called once per frame
 void Update()
 {
     if (healthScript.getDead())
     {
         playerScript.addXP(expDrop);
         spawnScript.enemyDied();
         if (Random.Range(0, 100) <= 15)
         {
             Instantiate(drop, transform.position, transform.rotation);
         }
         Instantiate(death, gameObject.transform.position, Quaternion.identity);
         Destroy(this.gameObject);
     }
 }
 // Update is called once per frame
 void Update()
 {
     if (healthScript.getDead())
     {
         playerScript.addXP(expDrop);
         spawnScript.enemyDied();
         spawnScript.shooterDied();
         if (Random.Range(0, 100) <= 15)
         {
             Instantiate(drop, transform.position, transform.rotation);
         }
         Instantiate(death, gameObject.transform.position, Quaternion.identity);
         Destroy(this.gameObject);
     }
     gameObject.GetComponent <Rigidbody2D>().velocity = Vector3.zero;
 }