MyCharacterManager.cs

using UnityEngine;

/// <summary>
/// Link de referencia para estudo:
/// https://unity3d.com/pt/learn/tutorials/topics/2d-game-creation/2d-physics-overview?playlist=17120
/// </summary>

public class MyCharacterManager : MonoBehaviour
{
    [SerializeField] private float velocityMyCharacter = 1;

    private void Update()
    {
        if (Input.GetKey(KeyCode.LeftArrow))
        {
            transform.Translate(Vector3.left * velocityMyCharacter * Time.deltaTime);
        }

        if (Input.GetKey(KeyCode.RightArrow))
        {
            transform.Translate(Vector3.right * velocityMyCharacter * Time.deltaTime);
        }
    }

    #region IsTrigger = false

    private void OnCollisionEnter2D(Collision2D collision)
    {
        if (collision.gameObject.CompareTag("Finish"))
        {
            print("Colidiu com a parede");
            print("nome da parede:: " + collision.gameObject.name);
        }
    }

    private void OnCollisionStay2D(Collision2D collision)
    {
        if (collision.gameObject.CompareTag("Finish"))
        {
            print("Esta colidindo com a parede de colidir com a parede");
        }
    }

    private void OnCollisionExit2D(Collision2D collision)
    {
        if (collision.gameObject.CompareTag("Finish"))
        {
            print("Parou de colidir com a parede");
            print("nome da parede:: " + collision.gameObject.name);
        }
    }

    #endregion

    #region IsTrigger = true

    private void OnTriggerEnter2D(Collider2D collision)
    {
        if (collision.gameObject.CompareTag("Finish"))
        {
            print("Atravesou a parede com a parede");
            print("nome da parede:: " + collision.gameObject.name);
        }
    }

    private void OnTriggerStay2D(Collider2D collision)
    {
        if (collision.gameObject.CompareTag("Finish"))
        {
            print("Esta dentro da parede");
        }
    }

    private void OnTriggerExit2D(Collider2D collision)
    {
        if (collision.gameObject.CompareTag("Finish"))
        {
            print("Saiu de dentro da parede");
        }
    }

    #endregion
}