Spawn

using System.Collections;
using System.Collections.Generic;
using UnityEngine;

public class Spawn : MonoBehaviour {

    public GameObject[] enemyPool;
    public bool active = true;

    public void generateEnemy()
    {
        if (active)
        {
            GameObject go = Instantiate(enemyPool[Random.Range(0, enemyPool.Length)], transform.position, Quaternion.identity) as GameObject;
        }
    }
}