Dago was a great magician. He was Skjaar's master. Dago was specialised in summoning black demons, he even wrote book about that. Dago's favourite pet was spider Redips. After a battle with one of the black demons, Dago lost a thumb. This thumb is buried at Graveyard of the doomed. His assistant, Didimus, is also buried at this graveyard. * How to Summon Black Demons