EnemySpawner

public class EnemySpawner : MonoBehaviour
{

    public List<GameObject> enimiesToSpawn;

    public float spawntime;

    public float enemyCount;

    public Transform spawnPoint;

    public Sprite spawnSprite, dmg1Sprite, dmg2Sprite, dmg3Sprite;

    ButtonMash buttonMash;

    public SpriteRenderer thesr;
    // Start is called before the first frame update
    void Start()
    {
        thesr= GetComponent<SpriteRenderer>();

        StartCoroutine(SpawnEnemy(spawntime, enimiesToSpawn[0]));
    }

    // Update is called once per frame
    void Update()
    {

    }

    private IEnumerator SpawnEnemy(float spawnTime, GameObject enemy)
    {

        yield return new WaitForSeconds(spawnTime);

        GameObject newEnemy = Instantiate(enemy, spawnPoint.transform);

        enemyCount++;

        StartCoroutine(SpawnEnemy(spawnTime, enemy));

    }

    private void OnTriggerStay2D(Collider2D other)
    {
        if (other.tag == "Player")
        {

            buttonMash.canMash = true;

            if (buttonMash.mash == 10)
            {
                thesr.sprite = dmg1Sprite;
            }

            if (buttonMash.mash == 20)
            {
                thesr.sprite = dmg2Sprite;
            }

            if (buttonMash.mash == 30)
            {
                thesr.sprite = dmg3Sprite;
            }
        }

    }

}