A█████ H████ C███, also known as Doctor Alto Clef, is an infamous and enigmatic scientist who '., works for the SCP Foundation. He is known for being one of the most mysterious O5 members who still works for the Foundation. Dr. Clef originally worked for the Global Occult Coalition[2] under the alias of Agent Ukulele until he was involved in the Cornwall Incident, in which he joined the SCP Foundation. He has claimed that his true name is that of an A major chord being played on a ukulele…