SlugController.cs

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

public class SlugController : MonoBehaviour
{
[Header("Referências")]
public  Transform       enemie;
public  Transform[]     Position;

[Header("Configurações de Movimento")]
public  float           Speed = 2.5f;
public  bool            facingRight;

[Header("Componentes")]
private SpriteRenderer  enemieSprite;
private int             IdTarget;

    
    // Start is called before the first frame update
    void Start()
    {
        enemieSprite = enemie.gameObject.GetComponent<SpriteRenderer>();
        enemie.position = Position[0].position;
        IdTarget = 1;

        
    }

    // Update is called once per frame
    void FixedUpdate()
    {
        if(enemie != null){
            enemie.position = Vector3.MoveTowards(enemie.position, Position[IdTarget].position, Speed * Time.deltaTime);

            if(enemie.position == Position[IdTarget].position){
                IdTarget += 1;
                if( IdTarget == Position.Length){
                    IdTarget = 0;
                }

            if(Position[IdTarget].position.x < enemie.position.x && facingRight){
                Flip();
            }
            else if(Position[IdTarget].position.x > enemie.position.x && !facingRight){
                Flip();
            }

            }
        }
        
    }
    


    void Flip(){
        facingRight = !facingRight;
        Vector3 theScale = transform.localScale;
        theScale.x *= -1;
        transform.localScale = theScale;
    }
}