I Support UUID Cruelty.

UUIDObliterator.cs

    public class UUIDObliterator
    {
        private readonly Random _random;

        public UUIDObliterator()
        {
            _random = new Random();
        }

        private void Obliterate()
        {
            var guidBloodLustSedated = false;

            do
            {
                Guid? deathRowGuid = Guid.NewGuid();

                var purposeGivenGuid = new APurposeGivenGuid(deathRowGuid, "I HAVE A PURPOSE!");

                purposeGivenGuid = null;
                deathRowGuid = null;

                guidBloodLustSedated = DoneYet();

            } while (!guidBloodLustSedated);
        }

        private bool DoneYet()
        {
            var done = _random.Next(0, 1000);
            return done == 666;
        }
    }

    public class APurposeGivenGuid
    {
        public Guid? Guid { get; private set; }
        public string Purpose { get; private set; }
        
        public APurposeGivenGuid(Guid? guid, string purpose)
        {
            Guid = guid;
            Purpose = purpose;
        }
    }