Step 1. In the OnGUI method copy paste this inside it.
now you have undetectable no pasta crosshair hack, 100% best method 200% would recommend. Deserve thumbs up and thanks for my quality advice.Code:GUI.Label(new Rect(Screen.width/2, Screen.height/2, 200, 60), "+");
If you want you can be fancy and change the colour and size but that's for a later date.