Sprite[] Sprites = new Sprite[]{rend.sprite};

Sprite[] Sprites = new Sprite[1];

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

[ExecuteInEditMode]
public class Spritex : MonoBehaviour {

    public bool UPDATE = true;
    private SpriteRenderer rend;
    public Sprite[] Sprites;
    public int Frame; // Current Frame
    public int oldFrame;

    void Awake() {
  rend = GetComponent<SpriteRenderer>();
    }
    

    // Update is called once per frame
    void Update () {
  if (UPDATE) {
   UPDATE = false;
   if (Sprites.Length < 1) {
    print("okay!");
    Sprite[] Sprites = new Sprite[]{rend.sprite};
   }
   if (Sprites[0] == null) Sprites[0] = rend.sprite; // ЗДЕСЬ ОШИБКА, ибо не инициирован массив
  }
    }
}

transform.localScale *= .965f;

transform.localScale *= .965f * Time.deltaTime;

Game.Mode = "pause";

Me.Mode = "pause";

Mode = "pause"; // Но похоже это не реально

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

public class Me : MonoBehaviour {

static public string Mode = "start";
// Code...

}

Game.it.CreateFace(GrabObject(WORD[4]),WORD[5]);

if (Game.isEmpty(WORD[3]))
// быстрее, чем писать String.IsNullOrEmpty(WORD[3]), сделал себе внутреннюю функцию

Game.it.OpenMenu("TalkMenu2",GrabName(WORD[1]),GrabName(WORD[2]));