using UnityEngine;

public class BulletHolesSpawner : MonoBehaviour
{
    public GameObject prefab;
    public Camera mainCamera;
    public float DistantRaycast = 9999f;

    public LayerMask _layers;

    void Update()
    {
        if (Input.GetKey(KeyCode.E))
        {
            Spawn();
        }
    }

    void Spawn()
    {
        RaycastHit hit;
        Ray ray = new Ray(mainCamera.transform.position, mainCamera.transform.forward);
        if (Physics.Raycast(ray, out hit, DistantRaycast, ~_layers))
        {
            Quaternion spawnRotation = Quaternion.FromToRotation(Vector3.up, hit.normal);
            Instantiate(prefab, hit.point + hit.normal * 0.001f, spawnRotation);
        }
    }
}

using UnityEngine;

public class SaveSkin : MonoBehaviour
{
    [SerializeField] private string NamePrefs;
    public void Skin(int Number)
    {
        PlayerPrefs.SetInt(NamePrefs, Number);
    }
}

using UnityEngine;

public class LoadSkin : MonoBehaviour
{
    [SerializeField] private string NamePrefs;
    [SerializeField] private Material[] SkinMaterial;
    [SerializeField] private int SkinNumber;
    private void Start()
    {
        SkinNumber = PlayerPrefs.GetInt(NamePrefs);
        gameObject.GetComponent<Renderer>().material = SkinMaterial[SkinNumber];
    }
}

БЕГОМ СМОТРЕТЬ
👉 https://youtu.be/KZnqQDNSlmE?si=ghsmBsgxyy6ak0pM

using UnityEngine;
using UnityEngine.UI;

public class SetAvatar : MonoBehaviour
{
    [SerializeField] private Sprite[] Avatars;
    [SerializeField] private Image MainAvatar;
    void Start()
    {
        int I;
        I = PlayerPrefs.GetInt("Avatar");
        MainAvatar.sprite = Avatars[I];
    }

    public void SelectAvatar(int I)
    {
        MainAvatar.sprite = Avatars[I];
        PlayerPrefs.SetInt("Avatar", I);
    }
}

using UnityEngine;
using UnityEngine.UI;

public class BackgroundAvatar : MonoBehaviour
{
    [SerializeField] private Image MainAvatar;
    [SerializeField] private Image BGAvatar;
    void Update()
    {
        BGAvatar.sprite = MainAvatar.sprite;
    }
}

using UnityEngine;
using UnityEngine.UI;

public class LoadAvatarInMatch : MonoBehaviour
{
    [SerializeField] private Sprite[] Avatars;
    void Start()
    {
        int I;
        I = PlayerPrefs.GetInt("Avatar");
        gameObject.GetComponent<Image>().sprite = Avatars[I];
    }
}

БЕГОМ СМОТРЕТЬ
👉 https://youtu.be/m1VjYXhCtxQ?si=6guH83glG74LgHaO

using System;
using UnityEngine;
using UnityEngine.UI;

public class PromoCodeManager : MonoBehaviour
{
    //Написал VOZHOD Tg:@ProjectParadise_INC
    public InputField promoCodeInputField;
    public Text promoCodeResultText;

    [SerializeField]
    private string[] promoCodes;
    public bool[] promoCodeActivated;
    [SerializeField]
    private int[] GiveGoldPromo;
    public InventoryManager _inventoryManager;
    //Написал VOZHOD Tg:@ProjectParadise_INC
    private const string PromoCodeActivatedKey = "PromoUse";

    void Start()
    {
        string savedData = PlayerPrefs.GetString(PromoCodeActivatedKey, "");
        if (savedData != "")
        {
            promoCodeActivated = Array.ConvertAll(savedData.Split(','), bool.Parse);
        }
    }
    public void CheckPromoCode()
    {
        string inputPromoCode = promoCodeInputField.text.ToUpper();
        bool promoCodeFound = false;
        //Написал VOZHOD Tg:@ProjectParadise_INC
        for (int i = 0; i < promoCodes.Length; i++)
        {
            if (inputPromoCode == promoCodes[i] && !promoCodeActivated[i])
            {
                promoCodeResultText.text = "ПРОМОКОД УСПЕШНО АКТИВИРОВАН!";
                promoCodeActivated[i] = true;
                _inventoryManager.AddGold(GiveGoldPromo[i]);
                SavePromoCodeActivated();
                promoCodeFound = true;
                break;
            }
            else if (inputPromoCode == promoCodes[i] && promoCodeActivated[i])
            {
                promoCodeResultText.text = "ПРОМОКОД УЖЕ БЫЛ АКТИВИРОВАН!";
                promoCodeFound = true;
                break;
            }
        }
        //Написал VOZHOD Tg:@ProjectParadise_INC
        if (!promoCodeFound)
        {
            promoCodeResultText.text = "ПРОМОКОД НЕ НАЙДЕН!";
        }

        promoCodeInputField.text = "";
    }
    void SavePromoCodeActivated()
    {
        string data = string.Join(",", Array.ConvertAll(promoCodeActivated, b => b.ToString()));
        PlayerPrefs.SetString(PromoCodeActivatedKey, data);
        PlayerPrefs.Save();
    }//Написал VOZHOD Tg:@ProjectParadise_INC
}

СМОТРЕТЬ 👉 https://youtu.be/DZJAkFRedd4?si=Z_EKc2L3iBF9s2I1