Shuffle Array + Array([]) to List(List<>)

    public T[] ShuffleArray<T>(T[] array, int seed)
    {
        System.Random prng = new System.Random(seed);

        for (int i = 0; i < array.Length - 1; i++)
        {
            int randomIndex = prng.Next(i, array.Length);
            T tempItem = array[randomIndex];
            array[randomIndex] = array[i];
            array[i] = tempItem;
        }

        return array;
    }

    void Test()
    {
        List<int> val = new List<int>();
        val.Add(1);
        val.Add(2);
        val.Add(3);

        List<int> tmp = new List<int>(ShuffleArray<int>(val.ToArray(), 0));
    }