void Start() { var totallength = Set1.Length + Set2.Length + Set3.Length + Set4.Length; allSets = new Sprite[totallength]; Set1.CopyTo(allSets, 0); Set2.CopyTo(allSets, Set1.Length); Set3.CopyTo(allSets, Set1.Length + Set2.Length); Set4.CopyTo(allSets, Set1.Length + Set2.Length + Set3.Length); }