Name a famous wizard - Who Are Most Powerful Wizards in Literature?

His celestial observation allowed him to predict the abdication of Emperor Kazan which gained him credibility, other than predictions Abe would also ward off evil spirits, perform exorcism, and advise the emperor on how deal with issues in the spiritually correct way.

Ralph Fiennes in the Harry Potter saga 2001-present Granted, the former Tom Riddle has a devil of a time killing just one little boy — apparently, love is Voldermort's kryptonite — but he also engineered the death of Dumbledore, the dismantling of Hogwarts, and the destruction of many a Death Eater's soul.