2D(dragon) 을 왼쪽으로 계속 이동 시켜 주기

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

public class dragon : MonoBehaviour
{

    public float speed = 2f;
    private bool stepped = false;



    private void OnCollisionEnter2D(Collision2D collision)
    {
        if(collision.collider.tag == "Player" && !stepped)
        {
            stepped = true;
            GameManager.instance.AddScore(10);
            stepped = false;
        }
    }




    void Update()
    {

        transform.Translate(Vector2.left * speed * Time.deltaTime);

    }


}